OS2O

Pants

Pants for activities in the mountains, trail running and skimo.

Pants

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O2 Stellæ Alpine Waterproof Pants

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)

o2_30-40.jpgkevlar

Price €299.90

    Eiger Stretchshell 20k Pants

    Technical mountaineering and mountain skiing pants. Manufacture from fabric StretchShell PRO membrane 3 layers waterproof and breathable (20k/20k), Eiger pants are versatile, thermal and elastic, providing a perfect fit and total freedom of movement. Their waist is elastic compatible with harness, they have an inner lycra zone for excellent grip on the boot. They are reinforced in the ankles with Kevlar® and glass fiber of very high resistance to cuts and pinches of crampons and skis. YKK® VislonTM zippers with guaranteed durability. External water repellent treatment DWR free of PFCs.

    Eiger Pants are functional, durable and elastic designed to move safely and unrestricted in a wide range of alpine activities and climates.

    FAST&LIGHT - 452 grams (S)

    StretchShell Alpine -140.jpgYKK 140.jpg

    Price €149.90

      Eiger Stretchshell 20k Pants

      Technical mountaineering and mountain skiing pants. Manufacture from fabric StretchShell PRO membrane 3 layers waterproof and breathable (20k/20k), Eiger pants are versatile, thermal and elastic, providing a perfect fit and total freedom of movement. Their waist is elastic compatible with harness, they have an inner lycra zone for excellent grip on the boot. They are reinforced in the ankles with Kevlar® and glass fiber of very high resistance to cuts and pinches of crampons and skis. YKK® VislonTM zippers with guaranteed durability. External water repellent treatment DWR free of PFCs.

      Eiger Pants are functional, durable and elastic designed to move safely and unrestricted in a wide range of alpine activities and climates.

      FAST&LIGHT - 452 grams (S)

      StretchShell Alpine -140.jpgYKK 140.jpg

      Price €149.90

        Jorasses Stretch Shell Pants

        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)

        StretchShell Alpine -140.jpgYKK 140.jpgkevlar

        Price €139.90

          Jorasses Stretch Shell Pants

          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)

          StretchShell Alpine -140.jpgYKK 140.jpgkevlar

          Price €139.90

            Meteor Ski Alp Stormfleece Pants

            Technical pants for winter activities FAST&LIGHT, made with the innovative fabric recycled (69%) It 's all weather resistant: windproof, water repellent, highly breathable and thermally insulated. They offer a perfect fit, elastic belt compatible with harness, inner pulley for excellent grip on the boot. They are reinforced in the ankles with Kevlar and fiberglass of excellent resistance to cuts and clamps of crampons. YKK® VislonTM zippers with guaranteed durability. External water repellent treatment DWR free of PFCs.

            The It 's a meteor are versatile, lightweight and elastic designed for fast and unrestricted movement in a wide range of activities and climatologies.

            FAST&LIGHT - 335 grams (S)

            StretchShell Alpine -140.jpgYKK 140.jpg

            Price €139.90

              Meteor Ski Alp Stormfleece Pants

              Technical pants for winter activities FAST&LIGHT, made with the innovative fabric recycled (69%) It 's all weather resistant: windproof, water repellent, highly breathable and thermally insulated. They offer a perfect fit, elastic belt compatible with harness, inner pulley for excellent grip on the boot. They are reinforced in the ankles with Kevlar and fiberglass of excellent resistance to cuts and clamps of crampons. YKK® VislonTM zippers with guaranteed durability. External water repellent treatment DWR free of PFCs.

              The It 's a meteor are versatile, lightweight and elastic designed for fast and unrestricted movement in a wide range of activities and climatologies.

              FAST&LIGHT - 335 grams (S)

              StretchShell Alpine -140.jpgYKK 140.jpg

              Price €139.90

                Meteor Stormfleece PRO® Pants

                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)

                StretchShell Alpine -140.jpgYKK 140.jpgYKK 140.jpg

                Price €129.90

                  Meteor Stormfleece PRO® Pants

                  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)

                  StretchShell Alpine -140.jpgYKK 140.jpgYKK 140.jpg

                  Price €129.90

                    O2 Waterproof 20k Full Zipper Pants

                    Ultralight waterproof pants, designed for ski touring or FAST&LIGHT activities in the rain/snow. Manufactured with the innovative O2 2.9 layer membrane, waterproof (20,000mm H2O column) breathable (20,000g/m²·24h) and totally windproof. Heat-sealed seams, full YKK™ side zippers to put them on quickly without removing skimo or mountain boots. Folds into its own pocket in a very reduced space. A versatile product for high-intensity activities and competitions under the rain/snow.

                    FAST&LIGHT - 185g (XS)

                    O2membrane20k_30k.jpg

                    Price €109.90

                      O2 Waterproof 20k Full Zipper Pants

                      Ultralight waterproof pants, designed for ski touring or FAST&LIGHT activities in the rain/snow. Manufactured with the innovative O2 2.9 layer membrane, waterproof (20,000mm H2O column) breathable (20,000g/m²·24h) and totally windproof. Heat-sealed seams, full YKK™ side zippers to put them on quickly without removing skimo or mountain boots. Folds into its own pocket in a very reduced space. A versatile product for high-intensity activities and competitions under the rain/snow.

                      FAST&LIGHT - 185g (XS)

                      O2membrane20k_30k.jpg

                      Price €109.90

                        O2 Waterproof 20k Trail Pants

                        The O2 Waterproof 20k Trail Pants are ultralight waterproof, breathable and windproof pants, designed for trail running. Manufactured with the 2.5-layer O2 membrane, waterproof (20,000mm H2O column) and highly breathable (20,000g/m²·24h). 100% thermosealed seams, YKK™ AquaGuard® zippers. Foldable into its own pocket, the O2 Pants are ideal for competitions and high intensity training sessions in the rain.

                        FAST&LIGHT - 121g (XS)

                        O2membrane20k_30k.jpg

                        Price €99.90

                          Cosmic Pants

                          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)

                          Dynamic

                          Price €89.90

                            Cosmic Pants

                            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)

                            Dynamic

                            Price €89.90

                              Neon Tech Pants

                              Move freely on the mountains with the Neon Tech pants, made of Dynamic® stretch fabric that provides a 4-way stretch, breathable, quick-drying shell while offering a soft touch in contact with the skin. The Neon Tech pants are harness compatible and provide a custom-width waist adjustment. They are ideal for non-stop activities in medium temperatures.

                              FAST&LIGHT - 310g (S)

                              StretchShell PRO 140.jpg

                              Price €89.90

                                Neon Tech Pants

                                Move freely on the mountains with the Neon Tech pants, made of Dynamic® stretch fabric that provides a 4-way stretch, breathable, quick-drying shell while offering a soft touch in contact with the skin. The Neon Tech pants are harness compatible and provide a custom-width waist adjustment. They are ideal for non-stop activities in medium temperatures.

                                FAST&LIGHT - 310g (S)

                                StretchShell PRO 140.jpg

                                Price €89.90

                                  Dynamic Lite Pants

                                  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)

                                  OS2O hecho en España

                                  Price €79.90

                                    Dynamic Lite Pants

                                    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)

                                    OS2O hecho en España

                                    Price €79.90

                                      Insulation Shorts

                                      Insulation overshort for mountain skiing and mountaineering that offer thermal protection for low temperatures. Made of resistant nylon and 100% windproof with Sorona®DuPont® 80g fiber filling. Full side zippers for quick use, even with boots on. YKK® Vislon™ zippers. Exterior water repellent treatment DWR. The ideal companion for FAST&LIGHT activities in low temperatures.

                                      FAST&LIGHT - 150g (XS)

                                      sorona_dupont.jpg

                                      Price €79.90

                                        Dynamic Shorts

                                        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)

                                        OS2O hecho en España

                                        Price €69.90

                                          Dynamic Shorts

                                          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)

                                          OS2O hecho en España

                                          Price €69.90

                                            Warmfit Merino 100 Pants

                                            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)

                                            merino wool

                                            Price €69.90

                                              Warmfit Merino 100 Pants

                                              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)

                                              merino wool

                                              Price €69.90

                                                Hurricane Hybrid Pants

                                                Ultralight pants for trail running and FAST&LIGHT winter activities. Made of Dynamic Lite fabric that offers excellent breathability, lightweight and resistance. Special stretch fabric panels are incorporated to provide an extra adaptability, even at high intensities. The Action FIT pattern in combination with stretch panels allow the Hybrid Pants to be a perfect substitute for tights with a looser fit. The ankle section is narrower and fits tightly to the calves designed to move fast with crampons.

                                                A perfect companion for high-intensity activities where protection, flexibility, lightness and breathability are key.

                                                FAST&LIGHT - 123g  (S)

                                                dynamic_lite.jpgMade in Spain 140.jpg

                                                Price €69.90

                                                  Hybrid Trail Shorts

                                                  The Hybrid Trail shorts are the perfect combination of running tights and shorts, offering good stability and support thanks to the quick-dry inner mesh and providing protection and freedom of movement by its exterior fabric Cool2Dry 4-way-stretch. The Hybrid trail shorts are versatile, light and breathable, being ideal for training and all distance races.  

                                                  FAST&LIGHT - 124g (S)

                                                  OS2O hecho en España

                                                  Price €59.90

                                                    Hybrid Trail Shorts

                                                    The Hybrid Trail shorts are the perfect combination of running tights and shorts, offering good stability and support thanks to the quick-dry inner mesh and providing protection and freedom of movement by its exterior fabric Cool2Dry 4-way-stretch. The Hybrid trail shorts are versatile, light and breathable, being ideal for training and all distance races.  

                                                    FAST&LIGHT - 124g (S)

                                                    OS2O hecho en España

                                                    Price €59.90

                                                      Racing Compression Shorts

                                                      Compression shorts with integrated belt for trail running. Made with a seamless construction, which offers great freedom of movement, high support for the muscles, no friction, the Racing Shorts are ideal for long distances. With a balanced mix of polyester, polyamide and elastane fibers, they provide high compression while being resistant and highly breathable. Large-capacity integrated belt ideal for use in training and competition, the load is kept without bouncing even at high paces and on technical terrain.  

                                                      FAST&LIGHT - 144g (XS)

                                                      Price €59.90

                                                        Racing Compression Shorts

                                                        Compression shorts with integrated belt for trail running. Made with a seamless construction, which offers great freedom of movement, high support for the muscles, no friction, the Racing Shorts are ideal for long distances. With a balanced mix of polyester, polyamide and elastane fibers, they provide high compression while being resistant and highly breathable. Large-capacity integrated belt ideal for use in training and competition, the load is kept without bouncing even at high paces and on technical terrain.  

                                                        FAST&LIGHT - 144g (XS)

                                                        Price €59.90

                                                          FAST&LIGHT PRO Shorts

                                                          Ultra lightweight trail running pants, ideal for training and competition. Designed for the most minimalist athletes. With seamless inner slip of excellent fit and breathability. Its composition combines polyester yarns that favor heat evacuation and lightness, with Cordura® that gives it strength and durability. His gentle touch, along with the seamless laser cutting of the edges provide a high level of comfort, which together with its reduced weight feels like wearing nothing.

                                                          FAST&LIGHT - 66 grams (S)

                                                          cordura.png

                                                          Price €54.90

                                                            Trail Lite Shorts

                                                            Lightweight trail running shorts made with Cool2Dry fabric, fresh, quick-dry and with stretchable union panels to move freely on technical terrain. With a double waist adjustment of elastic band and string, it allows to carry some weight in the back pocket without any movement. Highly breathable, the Trail Lite shorts are ideal for training and competitions.

                                                            FAST&LIGHT - 115g (S)

                                                            OS2O hecho en España

                                                            Price €49.90

                                                              Trail Lite Shorts

                                                              Lightweight trail running shorts made with Cool2Dry fabric, fresh, quick-dry and with stretchable union panels to move freely on technical terrain. With a double waist adjustment of elastic band and string, it allows to carry some weight in the back pocket without any movement. Highly breathable, the Trail Lite shorts are ideal for training and competitions.

                                                              FAST&LIGHT - 115g (S)

                                                              OS2O hecho en España

                                                              Price €49.90

                                                                OS2O Compression Pants

                                                                Compression pants for aerobic activities, where support and freedom of movement are essential. Made in a seamless construction, they offer great adaptability to each muscle group of the legs. Its fabric is a mixture of polyester, polyamide and elastane yarns, offering high compression while being resistant and highly breathable. The compression pants can be used as an exterior garment for trail running or as a baselayer on colder days.

                                                                FAST&LIGHT – 158g (S)

                                                                Price €49.90

                                                                  OS2O Compression Pants

                                                                  Compression pants for aerobic activities, where support and freedom of movement are essential. Made in a seamless construction, they offer great adaptability to each muscle group of the legs. Its fabric is a mixture of polyester, polyamide and elastane yarns, offering high compression while being resistant and highly breathable. The compression pants can be used as an exterior garment for trail running or as a baselayer on colder days.

                                                                  FAST&LIGHT – 158g (S)

                                                                  Price €49.90

                                                                    Trail Compression Shorts

                                                                    Trail running tights with a uniform mid compression. Thanks to its seamless construction with polyester, ,polyamide and spandex combines a great adaptability, resistance together with a very high breathability keeping skin dry at all times. Ideal as an outer layer or as the first layer under pants. A perfect garment for intense activities in medium temperatures.

                                                                    FAST&LIGHT – 111g (S)

                                                                    Price €39.90

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