List of products by brand OS2O

Recycled synthetic down jacket, ultralight and compact, which seeks to provide an insulation/weight ratio equivalent to traditional down jackets, but being animal-free and of recycled origin. Designed for mountaineering FAST&LIGHT and mountain skiing, even in humid conditions. It has been made using two extremely light and resistant Gelanots® fabrics, strategically located in search of greater resistance to friction or lightness. Its high insulating capacity is provided by the 100% recycled synthetic filling of Thermore® Ecodown® Fibers together with High Loft panels combined by thermographic techniques in areas where greater insulation (chest, back, shoulders) or maneuverability (forearms, hood) is required.

It offers very high thermal resistance (even in wet conditions), wind resistance, water resistance (free of PFCs), foldability, breathability in an extremely light weight of 330 grams, more than responding to the vision of its creator, Oswaldo Rivera, a step beyond in FAST&LIGHT design: lightness, high functionality and sustainability.

ISPO Prize 2023 in the mountain textile category.

FAST&LIGHT - 330 grams (S)

Technical mountain trousers which aims to provide a total freedom of movement, together with resistance and ventilation. Manufacture in fabric DYNAMIC® Two-Sided Stretch, elastic in all directions, breathable and provides a soft yet tough feel. The Cosmic pants have a technical configuration: their pockets are compatible with harness, Custom-Width quick belt adjustment, adjustable ankle tanks and Action Fit pattern ideal for medium and high mountain activities at medium temperatures. Lightweight all-terrain pants, very versatile, adaptable and durable.

FAST&LIGHT - 320 grams (S)

Technical mountain trousers which aims to provide a total freedom of movement, together with resistance and ventilation. Manufacture in fabric DYNAMIC® Two-Sided Stretch, elastic in all directions, breathable and provides a soft yet tough feel. The Cosmic pants have a technical configuration: their pockets are compatible with harness, Custom-Width quick belt adjustment, adjustable ankle tanks and Action Fit pattern ideal for medium and high mountain activities at medium temperatures. Lightweight all-terrain pants, very versatile, adaptable and durable.

FAST&LIGHT - 320 grams (S)

Ultra light cool and very breathable trail running cap designed for high intensity mountain activities. Rigid visor that offers a higher protection during all day long. Built with Cool2Dry® yarn reinforced by laser cut ventilations, it is very light and quick dry providing a cool and ventilated feeling while protecting from sun, wind and rain.

FAST&LIGHT - 50g

Ultra light cool and very breathable trail running cap designed for high intensity mountain activities. Rigid visor that offers a higher protection during all day long. Built with Cool2Dry® yarn reinforced by laser cut ventilations, it is very light and quick dry providing a cool and ventilated feeling while protecting from sun, wind and rain.

FAST&LIGHT - 50g

Ultra light cool and very breathable trail running cap designed for high intensity mountain activities. Rigid visor that offers a higher protection during all day long. Built with Cool2Dry® yarn reinforced by laser cut ventilations, it is very light and quick dry providing a cool and ventilated feeling while protecting from sun, wind and rain.

FAST&LIGHT - 50g

Ultra light cool and very breathable trail running cap designed for high intensity mountain activities. Rigid visor that offers a higher protection during all day long. Built with Cool2Dry® yarn reinforced by laser cut ventilations, it is very light and quick dry providing a cool and ventilated feeling while protecting from sun, wind and rain.

FAST&LIGHT - 50g

Light shorts designed for FAST&LIGHT mountaineering. Made with DYNAMICLite fabric, double weave version, it provides 4-way stretch making it very comfortable. Its Custom-Width adjustment makes it extremely quick to change its fit to any activity. Highly breathable, quick-drying, while offering a soft touch in contact with the skin. A technical short designed for fast activities in mid and high temperatures.

FAST&LIGHT - 238g (S)

Light shorts designed for FAST&LIGHT mountaineering. Made with DYNAMICLite fabric, double weave version, it provides 4-way stretch making it very comfortable. Its Custom-Width adjustment makes it extremely quick to change its fit to any activity. Highly breathable, quick-drying, while offering a soft touch in contact with the skin. A technical short designed for fast activities in mid and high temperatures.

FAST&LIGHT - 238g (S)

The O2 Waterproof Trail jacket 30k is a waterproof jacket, extremely breathable, ultra lightweight and 100% windproof. It is a garment designed for trail running and fast activties with a weight of only 173 grams. Manufactured with the new O2 30K membrane of 2.5 layers which offers a guaranteed (test) waterproof protection of 20,000 mm and a transpiration capacity of MVTR: 30,000 g/ ((m2·24h). 100% heat sealed seams, waterproof zippers from YKKTM AquaGuard®. Foldable in its own pocket.

A carefully crafted garment designed to protect trail runners under the most adverse conditions without affecting their performance.

FAST&LIGHT - 173g (S)

The O2 Waterproof Trail jacket 30k is a waterproof jacket, extremely breathable, ultra lightweight and 100% windproof. It is a garment designed for trail running and fast activties with a weight of only 173 grams. Manufactured with the new O2 30K membrane of 2.5 layers which offers a guaranteed (test) waterproof protection of 20,000 mm and a transpiration capacity of MVTR: 30,000 g/ ((m2·24h). 100% heat sealed seams, waterproof zippers from YKKTM AquaGuard®. Foldable in its own pocket.

A carefully crafted garment designed to protect trail runners under the most adverse conditions without affecting their performance.

FAST&LIGHT - 173g (S)

The O2 Waterproof Trail jacket 30k is a waterproof jacket, extremely breathable, ultra lightweight and 100% windproof. It is a garment designed for trail running and fast activties with a weight of only 173 grams. Manufactured with the new O2 30K membrane of 2.5 layers which offers a guaranteed (test) waterproof protection of 20,000 mm and a transpiration capacity of MVTR: 30,000 g/ ((m2·24h). 100% heat sealed seams, waterproof zippers from YKKTM AquaGuard®. Foldable in its own pocket.

A carefully crafted garment designed to protect trail runners under the most adverse conditions without affecting their performance.

FAST&LIGHT - 173g (S)

The O2 Waterproof Trail jacket 30k is a waterproof jacket, extremely breathable, ultra lightweight and 100% windproof. It is a garment designed for trail running and fast activties with a weight of only 173 grams. Manufactured with the new O2 30K membrane of 2.5 layers which offers a guaranteed (test) waterproof protection of 20,000 mm and a transpiration capacity of MVTR: 30,000 g/ ((m2·24h). 100% heat sealed seams, waterproof zippers from YKKTM AquaGuard®. Foldable in its own pocket.

A carefully crafted garment designed to protect trail runners under the most adverse conditions without affecting their performance.

FAST&LIGHT - 173g (S)

The O2 Waterproof Trail jacket 30k is a waterproof jacket, extremely breathable, ultra lightweight and 100% windproof. It is a garment designed for trail running and fast activties with a weight of only 173 grams. Manufactured with the new O2 30K membrane of 2.5 layers which offers a guaranteed (test) waterproof protection of 20,000 mm and a transpiration capacity of MVTR: 30,000 g/ ((m2·24h). 100% heat sealed seams, waterproof zippers from YKKTM AquaGuard®. Foldable in its own pocket.

A carefully crafted garment designed to protect trail runners under the most adverse conditions without affecting their performance.

FAST&LIGHT - 173g (S)

Ultralight technical short sleeve t-shirt designed to keep you cool and dry in competitions and high intensity training. Made of perforated Cool2Dry® fabric that provides extra ventilation and improves heat dissipation in moments of high intensity, it also offers a soft touch in contact with the skin. 

FAST&LIGHT - 79g

Ultralight technical short sleeve t-shirt designed to keep you cool and dry in competitions and high intensity training. Made of perforated Cool2Dry® fabric that provides extra ventilation and improves heat dissipation in moments of high intensity, it also offers a soft touch in contact with the skin. 

FAST&LIGHT - 79g

Mid-height toe socks for running and trail running, protect against the appearance of blisters and allow the natural separation of the toes. The Trail&Run MID Toe Socks combine abrasion resistance thanks to its high Nylon component (67%) with very good heat and moisture management thanks to the Coolmax® fiber. A technical sock that offers high performance and durability both on asphalt and in the mountains.

Mid-height toe socks for running and trail running, protect against the appearance of blisters and allow the natural separation of the toes. The Trail&Run MID Toe Socks combine abrasion resistance thanks to its high Nylon component (67%) with very good heat and moisture management thanks to the Coolmax® fiber. A technical sock that offers high performance and durability both on asphalt and in the mountains.

Mid-height toe socks for running and trail running, protect against the appearance of blisters and allow the natural separation of the toes. The Trail&Run MID Toe Socks combine abrasion resistance thanks to its high Nylon component (67%) with very good heat and moisture management thanks to the Coolmax® fiber. A technical sock that offers high performance and durability both on asphalt and in the mountains.

The O2 Waterproof Trail jacket 30k is a waterproof jacket, extremely breathable, ultra lightweight and 100% windproof for women. It is a garment designed for trail running and fast activties with a weight of only 173 grams. Manufactured with the new O2 30K membrane of 2.5 layers which offers a guaranteed (test) waterproof protection of 20,000 mm and a transpiration capacity of MVTR: 30,000 g/ ((m2·24h). 100% heat sealed seams, waterproof zippers from YKKTM AquaGuard®.

A carefully crafted garment designed to protect trail runners under the most adverse conditions without affecting their performance.

FAST&LIGHT - 160g (XS)

The O2 Waterproof Trail jacket 30k is a waterproof jacket, extremely breathable, ultra lightweight and 100% windproof for women. It is a garment designed for trail running and fast activties with a weight of only 173 grams. Manufactured with the new O2 30K membrane of 2.5 layers which offers a guaranteed (test) waterproof protection of 20,000 mm and a transpiration capacity of MVTR: 30,000 g/ ((m2·24h). 100% heat sealed seams, waterproof zippers from YKKTM AquaGuard®.

A carefully crafted garment designed to protect trail runners under the most adverse conditions without affecting their performance.

FAST&LIGHT - 160g (XS)

The O2 Waterproof Trail jacket 30k is a waterproof jacket, extremely breathable, ultra lightweight and 100% windproof for women. It is a garment designed for trail running and fast activties with a weight of only 173 grams. Manufactured with the new O2 30K membrane of 2.5 layers which offers a guaranteed (test) waterproof protection of 20,000 mm and a transpiration capacity of MVTR: 30,000 g/ ((m2·24h). 100% heat sealed seams, waterproof zippers from YKKTM AquaGuard®.

A carefully crafted garment designed to protect trail runners under the most adverse conditions without affecting their performance.

FAST&LIGHT - 160g (XS)

Ultralight and breathable technical shirt without sleeves designed as underwear for very high intensity activities and competitions. What. Manufacture from fabric Effepi Avatar it combines microfiber from polyester and elastane, weighing just 75 grams. /m2 , the Race Day T-shirt fits smoothly like a second skin to let out moisture generated by the body and keep it cool and dry. Its microperforations enhance ventilation while providing greater elasticity in all 4 directions for better fit. A first layer that ensures light thermal protection, quick drying and comfort for days when moving fast is a priority.  

FAST&LIGHT - 45 grams

Lightweight technical t-shirt designed to keep you cool and dry in high intensity activities. Made of 100% recycled Cool2Dry® microfiber fabric, it has a very soft touch in contact with the skin, extremely quick drying and protection UPF 40 against ultraviolet radiation.   

FAST&LIGHT - 78g

Lightweight technical t-shirt designed to keep you cool and dry in high intensity activities. Made of 100% recycled Cool2Dry® microfiber fabric, it has a very soft touch in contact with the skin, extremely quick drying and protection UPF 40 against ultraviolet radiation.   

FAST&LIGHT - 78g

Long sleeve technical shirt designed to keep you cool and protect you from ultraviolet rays during mountain sessions. Manufactured in 100% recycled fabric cool2Dry® microfiber, drains moisture from the inside out to keep you dry, dries very quickly and offers a smooth touch to the skin.

FAST&LIGHT - 104 grams

Long sleeve technical shirt designed to keep you cool and protect you from ultraviolet rays during mountain sessions. Manufactured in 100% recycled fabric cool2Dry® microfiber, drains moisture from the inside out to keep you dry, dries very quickly and offers a smooth touch to the skin.

FAST&LIGHT - 104 grams

The Speedlite Gloves are lightweight and versatile trail running gloves. Made with a double layer fabric, the outside layer made of elastane offers a great fit while the inner  microfleece guarantees a soft touch and breathability. The result of this combination is a warm and comfortable running glove. They also feature a silicone design for an improved grip. Touch-screen compatible.

Ultralight technical shirt designed to keep you cool and dry in competitions and high intensity training. Made of perforated Cool2Dry® fabric that provides extra ventilation and improves heat dissipation in effort-demanding moments, it also offers a soft touch in contact with the skin. An ideal shirt for activities in high temperatures.

FAST&LIGHT - 60g

Ultralight technical shirt designed to keep you cool and dry in competitions and high intensity training. Made of perforated Cool2Dry® fabric that provides extra ventilation and improves heat dissipation in effort-demanding moments, it also offers a soft touch in contact with the skin. An ideal shirt for activities in high temperatures.

FAST&LIGHT - 60g

Seamless boxer designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 54g (S/M)

Seamless boxer designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 54g (S/M)

Seamless boxer designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 54g (S/M)

Seamless boxer designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 54g (S/M)

Trail Running ultralight technical T-shirt designed to keep you dry and cool during intense activities. Thanks to its fabric, Cool2Dry® 35, the F&L Technical T-Shirt is elastic, lightweight and breathable, making it ideal for trail running in the summer warmest days when breathability is paramount.

FAST&LIGHT - 78 g (S)

Trail Running ultralight technical T-shirt designed to keep you dry and cool during intense activities. Thanks to its fabric, Cool2Dry® 35, the F&L Technical T-Shirt is elastic, lightweight and breathable, making it ideal for trail running in the summer warmest days when breathability is paramount.

FAST&LIGHT - 78 g (S)

The Warmfit 100 Merino Wool boxers are high-performance underwear. Made entirely of pure merino wool, it offers total comfort as well as excellent performance. Extra soft touch in contact with the skin, for daily use on and off the mountain. An ideal complement to protect the most delicate area on the coldest days.

FAST&LIGHT - 94g (S/M)

The Warmfit 100 Merino Wool boxers are high-performance underwear. Made entirely of pure merino wool, it offers total comfort as well as excellent performance. Extra soft touch in contact with the skin, for daily use on and off the mountain. An ideal complement to protect the most delicate area on the coldest days.

FAST&LIGHT - 94g (S/M)

Technical gloves for mountain activities that give you protection from cold and wind with an excellent touch and flexibility inside. Made of STRETCH SHELL Lite 3-layer waterproof (10,000 mm H2O column) and breathable (5000g/(m2·24hrs)) membrane fabric. The EVO STRETCH SHELL gloves are made with a soft micro lining in KYNETIC fabric on the inside. Palm reinforcement fabric specially designed for the use of ski poles. Compatible with touch screen devices.

FAST&LIGHT - 63g (S)

Ultralight technical pants made of DYNAMICLite, a single-layer fabric that provides elasticity in all directions, highly breathable, quick-drying, while offering a soft touch in contact with the skin. Comfortable all year round. Designed for use in medium and high intensity activities in the mountains under high temperatures, offering maximum functionality in a minimum weight.

FAST&LIGHT - 219g (S)

Ultralight technical pants made of DYNAMICLite, a single-layer fabric that provides elasticity in all directions, highly breathable, quick-drying, while offering a soft touch in contact with the skin. Comfortable all year round. Designed for use in medium and high intensity activities in the mountains under high temperatures, offering maximum functionality in a minimum weight.

FAST&LIGHT - 219g (S)

Technical second layer jacket, made of KYNETIC Air Polyester fabric, thanks to the construction of the fabric and the thread interlacing captures the air, providing thermal insulation and great comfort. The Serenity Jacket is an ideal garment for medium intensity activities, or as a pre- or post- workout garment.

FAST&LIGHT - 325 g.  (XS)

Technical second layer jacket, made of KYNETIC Air Polyester fabric, thanks to the construction of the fabric and the thread interlacing captures the air, providing thermal insulation and great comfort. The Serenity Jacket is an ideal garment for medium intensity activities, or as a pre- or post- workout garment.

FAST&LIGHT - 325 g.  (XS)

Multifunctional seamless light scarf designed with a double objetive: to protect the neck and mouth from the chilly winds and cold, and to dry the same area to keep you fresh and dry in high-intensity activities. Thanks to its double layer of microfiber welded by laser, the OS2O scarf dries fast, is very soft and adjusts firmly keeping its position at all times without creating any friction providing visibility, protection and comfort.

FAST&LIGHT - 33g 

Multifunctional seamless light scarf designed with a double objetive: to protect the neck and mouth from the chilly winds and cold, and to dry the same area to keep you fresh and dry in high-intensity activities. Thanks to its double layer of microfiber welded by laser, the OS2O scarf dries fast, is very soft and adjusts firmly keeping its position at all times without creating any friction providing visibility, protection and comfort.

FAST&LIGHT - 33g 

Multifunctional seamless light scarf designed with a double objetive: to protect the neck and mouth from the chilly winds and cold, and to dry the same area to keep you fresh and dry in high-intensity activities. Thanks to its double layer of microfiber welded by laser, the OS2O scarf dries fast, is very soft and adjusts firmly keeping its position at all times without creating any friction providing visibility, protection and comfort.

FAST&LIGHT - 33g 

Multifunctional seamless light scarf designed with a double objetive: to protect the neck and mouth from the chilly winds and cold, and to dry the same area to keep you fresh and dry in high-intensity activities. Thanks to its double layer of microfiber welded by laser, the OS2O scarf dries fast, is very soft and adjusts firmly keeping its position at all times without creating any friction providing visibility, protection and comfort.

FAST&LIGHT - 33g 

Women's technical mountain trousers which provide a total freedom of movement with resistance and ventilation. What. Manufacture in fabric DYNAMIC® Two-Sided Stretch, elastic in all directions, breathable and provides a soft yet tough feel. The Cosmic pants have a technical configuration: their pockets are compatible with harness, Custom-Width quick belt adjustment, adjustable ankle tanks and woman-specific Action Fit pattern, ideal for medium and high mountain activities at medium temperatures. Light, versatile, adaptable and very durable all-terrain pants.

FAST&LIGHT - 311g (XS)

Women's technical mountain trousers which provide a total freedom of movement with resistance and ventilation. What. Manufacture in fabric DYNAMIC® Two-Sided Stretch, elastic in all directions, breathable and provides a soft yet tough feel. The Cosmic pants have a technical configuration: their pockets are compatible with harness, Custom-Width quick belt adjustment, adjustable ankle tanks and woman-specific Action Fit pattern, ideal for medium and high mountain activities at medium temperatures. Light, versatile, adaptable and very durable all-terrain pants.

FAST&LIGHT - 311g (XS)

Ski mountaineering racing suit developed in conjunction with our team of athletes to meet the highest competition demands. Built in four-way stretch KYNETIC fabric that adapts perfectly to the body to offer maximum comfort, freedom of movement and a perfect temperature balance. Double elastic pocket to store seal skins, double interior pocket with zippers. Ankle area reinforced with anti-abrasion fabric, elastic rubber that is placed over the boot to guarantee a perfect fit. Lower leg adjustment system compatible with any boot attachment system and ski bindings.

FAST&LIGHT - 438 g.  (S)

The Warmfit 100 Merino Wool Pants are a high performance first layer for mountaineering and alpinism. Made entirely of merino wool, it offers a high thermal capacity even when wet, combining its natural calorific properties with good breathability to keep you comfortable and dry even in the most adverse conditions. It also offers a very soft touch in contact with the skin. Its ergonomic cut provides a perfect fit, good mobility and comfort. An ideal complement as high-performance long johns on the coldest days.

FAST&LIGHT - 179g (S)

The Warmfit 100 Merino Wool Pants are a high performance first layer for mountaineering and alpinism. Made entirely of merino wool, it offers a high thermal capacity even when wet, combining its natural calorific properties with good breathability to keep you comfortable and dry even in the most adverse conditions. It also offers a very soft touch in contact with the skin. Its ergonomic cut provides a perfect fit, good mobility and comfort. An ideal complement as high-performance long johns on the coldest days.

FAST&LIGHT - 179g (S)

Seamless thong for women designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. Designed with microtensors that guarantee a perfect fit and no movements of the garment. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 16g (XS/S)

Seamless thong for women designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. Designed with microtensors that guarantee a perfect fit and no movements of the garment. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 16g (XS/S)

Seamless thong for women designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.  

FAST&LIGHT - 16g (XS/S)

The Warmfit 100 Merino T-shirt is a high-performance thermal garment for mountaineering and alpinism. Made entirely of merino wool, without blends, it offers a high thermal capacity even when wet, combining natural calorific properties with good breathability. Thanks to its soft touch and ergonomic cut, the Warmfit 100 is a versatile shirt, ideal as a base layer in winter and as an outer shirt on cool days.

FAST&LIGHT - 183g (S)

The Warmfit 100 Merino T-shirt is a high-performance thermal garment for mountaineering and alpinism. Made entirely of merino wool, without blends, it offers a high thermal capacity even when wet, combining natural calorific properties with good breathability. Thanks to its soft touch and ergonomic cut, the Warmfit 100 is a versatile shirt, ideal as a base layer in winter and as an outer shirt on cool days.

FAST&LIGHT - 183g (S)

High performance hardshell waterproof pants for technical mountaineering and ski touring. Made with the resistant O2-3 Layer fabric, windproof, waterproof (20,000mm) and extremely high breathability of MVTR: 40,000g/(m²·24h). The O2 Stella Alpine Waterproof Pants have been developed to protect you in the most demanding conditions. Its fit is versatile and thanks to its ¾ length side zippers it can be used as a second or third layer overpants. Harness compatible pockets. Reinforcement fabric in Kevlar® thermo sealed seams, YKK™ AquaGuard® waterproof zippers. Fabric with DWR treatment.

A top of the line garment for alpine adventures in snowy and icy conditions.

FAST&LIGHT - 512g (S)

Seamless briefs designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex creating an ideal first layer garment in direct contact with the skin. Designed with microtensors on legs and back that guarantee a perfect fit and no movements. A basic that provides comfort and performance in a minimum weight.  

FAST&LIGHT - 37g (S/M)

Seamless briefs designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex creating an ideal first layer garment in direct contact with the skin. Designed with microtensors on legs and back that guarantee a perfect fit and no movements. A basic that provides comfort and performance in a minimum weight.  

FAST&LIGHT - 37g (S/M)

Seamless briefs designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 37g (S/M)

Seamless briefs designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 37g (S/M)

Seamless briefs designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 37g (S/M)

Seamless briefs designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 37g (S/M)

Technical pants for FAST&LIGHT activities in medium and low temperatures​, made with the innovative recycled (69%) STORMFLEECE PRO® All Weather Resistant fabric: windproof, water repellent, highly breathable and thermally insulating. Elastic waist for perfect fit, harness-compatible pocket, inner gaiter for excellent support with boots on. YKK® Vislon™zippers. DWR water repellent exterior treatment.

The Meteor Pants are stretchable and extremely light designed to move fast and without restrictions on a wide range of activities and conditions.

FAST&LIGHT - 261g (S)

Technical pants for FAST&LIGHT activities in medium and low temperatures​, made with the innovative recycled (69%) STORMFLEECE PRO® All Weather Resistant fabric: windproof, water repellent, highly breathable and thermally insulating. Elastic waist for perfect fit, harness-compatible pocket, inner gaiter for excellent support with boots on. YKK® Vislon™zippers. DWR water repellent exterior treatment.

The Meteor Pants are stretchable and extremely light designed to move fast and without restrictions on a wide range of activities and conditions.

FAST&LIGHT - 261g (S)

Seamless panties designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex, creating an ideal first layer garment in direct contact with the skin. Designed with microtensors that guarantee a perfect fit and no movements of the garment. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 28g (XS/S)

Seamless panties designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex, creating an ideal first layer garment in direct contact with the skin. Designed with microtensors that guarantee a perfect fit and no movements of the garment. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 28g (XS/S)

Seamless panties designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex, creating an ideal first layer garment in direct contact with the skin. Designed with microtensors that guarantee a perfect fit and no movements of the garment. A basic that provides comfort and performance in a minimum weight.

FAST&LIGHT - 28g (XS/S)

Technical pants for mountaineering and ski touring. Made with STRETCH SHELL ALPINE fabric water-repellent, windproof, 4-way stretch and resistant that provides effective protection for activities in mixed conditions. Preformed knees, custom-width waist adjustment system. Reinforced with Kevlar® on ankles, incorporates a lycra panel that works as a boot gaiter making it adaptable to any type of boot. The Jorasses are a versatile garment ideal for alpine and skimo adventures in low temperatures.

FAST&LIGHT - 513g (S)

Technical pants for mountaineering and ski touring. Made with STRETCH SHELL ALPINE fabric water-repellent, windproof, 4-way stretch and resistant that provides effective protection for activities in mixed conditions. Preformed knees, custom-width waist adjustment system. Reinforced with Kevlar® on ankles, incorporates a lycra panel that works as a boot gaiter making it adaptable to any type of boot. The Jorasses are a versatile garment ideal for alpine and skimo adventures in low temperatures.

FAST&LIGHT - 513g (S)

Seamless panties designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.  

FAST&LIGHT - 28g (XS/S)

Seamless panties designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.  

FAST&LIGHT - 28g (XS/S)

Seamless panties designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex that guarantees a perfect fit, creating an ideal first layer garment in direct contact with the skin. No movement or chafing. A basic that provides comfort and performance in a minimum weight.  

FAST&LIGHT - 28g (XS/S)

Light shorts designed for FAST&LIGHT mountaineering. Made with DYNAMICLite fabric, double weave version, it provides 4-way stretch making it very comfortable. Its Custom-Width adjustment makes it extremely quick to change its fit to any activity. Highly breathable, quick-drying, while offering a soft touch in contact with the skin. A technical short designed for fast activities in mid and high temperatures.

FAST&LIGHT - 209g (XS)

Light shorts designed for FAST&LIGHT mountaineering. Made with DYNAMICLite fabric, double weave version, it provides 4-way stretch making it very comfortable. Its Custom-Width adjustment makes it extremely quick to change its fit to any activity. Highly breathable, quick-drying, while offering a soft touch in contact with the skin. A technical short designed for fast activities in mid and high temperatures.

FAST&LIGHT - 209g (XS)

Seamless boxer designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex creating an ideal first layer garment in direct contact with the skin. Designed with microtensors on legs and back that guarantee a perfect fit and no movements. A basic that provides comfort and performance in a minimum weight.  

FAST&LIGHT - 54g (S/M)

Seamless boxer designed for high intensity sport activities. Thanks to its composition of Polypropylene Dryarn®, it provides high breathability and quick dry, together with spandex creating an ideal first layer garment in direct contact with the skin. Designed with microtensors on legs and back that guarantee a perfect fit and no movements. A basic that provides comfort and performance in a minimum weight.  

FAST&LIGHT - 54g (S/M)

Ultralight technical short sleeve t-shirt for woman designed to keep you cool and dry in competitions and high intensity training. Made of perforated Cool2Dry® fabric that provides extra ventilation and improves heat dissipation in moments of high intensity, it also offers a soft touch in contact with the skin. 

FAST&LIGHT - 66g

Light and very breathable trail running visor. Built with Cool2Dry® fabric, ultralight and quick drying, it provides a cool and ventilated feeling while being protected from the sun. Semi flexible brim that allows it to be packed in a very low volume rebounding to its original position in seconds.

An ideal accessory for any trail running activity to protect your face from the sun or rain providing a proper ventilation of the head.

FAST&LIGHT - 31g

Light and very breathable trail running visor. Built with Cool2Dry® fabric, ultralight and quick drying, it provides a cool and ventilated feeling while being protected from the sun. Semi flexible brim that allows it to be packed in a very low volume rebounding to its original position in seconds.

An ideal accessory for any trail running activity to protect your face from the sun or rain providing a proper ventilation of the head.

FAST&LIGHT - 31g

Light and very breathable trail running visor. Built with Cool2Dry® fabric, ultralight and quick drying, it provides a cool and ventilated feeling while being protected from the sun. Semi flexible brim that allows it to be packed in a very low volume rebounding to its original position in seconds.

An ideal accessory for any trail running activity to protect your face from the sun or rain providing a proper ventilation of the head.

FAST&LIGHT - 31g

Light and very breathable trail running visor. Built with Cool2Dry® fabric, ultralight and quick drying, it provides a cool and ventilated feeling while being protected from the sun. Semi flexible brim that allows it to be packed in a very low volume rebounding to its original position in seconds.

An ideal accessory for any trail running activity to protect your face from the sun or rain providing a proper ventilation of the head.

FAST&LIGHT - 31g

Lightweight technical t-shirt designed to keep you cool and dry in high intensity activities. Made of 100% recycled Cool2Dry® microfiber fabric, it has a very soft touch in contact with the skin, extremely quick drying and protection UPF 40 against ultraviolet radiation. 

FAST&LIGHT - 66g

Ultra light, extremely packable and very breathable trail running cap. Short flexible brim that protects your face while allowing a wide visibility and makes it packable in a pocket of a running belt. Built with Cool2Dry® very light and quick dry provides a cool and ventilated feeling while protecting from sun, wind and rain.

An ideal accessory for any trail running activity under the sun, wind or rain.

FAST&LIGHT - 42g

Ultra light, extremely packable and very breathable trail running cap. Short flexible brim that protects your face while allowing a wide visibility and makes it packable in a pocket of a running belt. Built with Cool2Dry® very light and quick dry provides a cool and ventilated feeling while protecting from sun, wind and rain.

An ideal accessory for any trail running activity under the sun, wind or rain.

FAST&LIGHT - 42g

Ultra light, extremely packable and very breathable trail running cap. Short flexible brim that protects your face while allowing a wide visibility and makes it packable in a pocket of a running belt. Built with Cool2Dry® very light and quick dry provides a cool and ventilated feeling while protecting from sun, wind and rain.

An ideal accessory for any trail running activity under the sun, wind or rain.

FAST&LIGHT - 42g

Ultra light, extremely packable and very breathable trail running cap. Short flexible brim that protects your face while allowing a wide visibility and makes it packable in a pocket of a running belt. Built with Cool2Dry® very light and quick dry provides a cool and ventilated feeling while protecting from sun, wind and rain.

An ideal accessory for any trail running activity under the sun, wind or rain.

FAST&LIGHT - 42g

Ultra light, extremely packable and very breathable trail running cap. Short flexible brim that protects your face while allowing a wide visibility and makes it packable in a pocket of a running belt. Built with Cool2Dry® very light and quick dry provides a cool and ventilated feeling while protecting from sun, wind and rain.

An ideal accessory for any trail running activity under the sun, wind or rain.

FAST&LIGHT - 42g

Ultra light, extremely packable and very breathable trail running cap. Short flexible brim that protects your face while allowing a wide visibility and makes it packable in a pocket of a running belt. Built with Cool2Dry® very light and quick dry provides a cool and ventilated feeling while protecting from sun, wind and rain.

An ideal accessory for any trail running activity under the sun, wind or rain.

FAST&LIGHT - 42g

Long sleeve technical shirt designed to keep you cool and protect you from ultraviolet rays during mountain sessions. Manufactured in 100% recycled fabric cool2Dry® microfiber, drains moisture from the inside out to keep you dry, dries very quickly and offers a smooth touch to the skin.

FAST&LIGHT - 91g

Outdoor technical cap that combines the trucker style aesthetics with the functionality and lightness of the OS2O technical apparel. Built with Cool2Dry® fabric in mesh and sweatband, ultra lightweight and quick-dry, it provides a cool and ventilated feeling while the nylon on the front and brim protects from the rain and wind. Thanks to its foam in the visor and front, it is extremely packable, rebounding to its original form in seconds.

A versatile cap, ideal for any outdoor activity, including high intensity ones. 

FAST&LIGHT - 48g

Outdoor technical cap that combines the trucker style aesthetics with the functionality and lightness of the OS2O technical apparel. Built with Cool2Dry® fabric in mesh and sweatband, ultra lightweight and quick-dry, it provides a cool and ventilated feeling while the nylon on the front and brim protects from the rain and wind. Thanks to its foam in the visor and front, it is extremely packable, rebounding to its original form in seconds.

A versatile cap, ideal for any outdoor activity, including high intensity ones. 

FAST&LIGHT - 48g

Outdoor technical cap that combines the trucker style aesthetics with the functionality and lightness of the OS2O technical apparel. Built with Cool2Dry® fabric in mesh and sweatband, ultra lightweight and quick-dry, it provides a cool and ventilated feeling while the nylon on the front and brim protects from the rain and wind. Thanks to its foam in the visor and front, it is extremely packable, rebounding to its original form in seconds.

A versatile cap, ideal for any outdoor activity, including high intensity ones. 

FAST&LIGHT - 48g