OS2O

TRAIL RUNNING

Technical clothing for running and competing in the mountains

TRAIL RUNNING

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  • Size: 500 ml
  • Size: XXL
  • Size: S/M

O2 Waterproof Trail PRO Jacket 30k

The O2 Waterproof Trail 30K PRO Jacket is the ultimate jacket for those seeking to combine lightness, breathability, and protection in trail running. Weighing just 148 grams, this waterproof jacket is 100% windproof and designed to perform at its best in adverse conditions.

Made with the innovative O2 30K 2.5-layer membrane, it guarantees 20,000 mm waterproofing and exceptional breathability of MVTR: 30,000 g/(m²·24h), ensuring comfort even during high-intensity activities (see test). Fully taped seams, waterproof YKK™ Coil AquaGuard® zippers, and the ability to pack into its own pocket make it an easy and practical choice.

The hood features a 3-point adjustment system and a flexible visor for additional protection, while its ultralight and technical design is tailored to optimize performance for mountain runners.

Perfect for rainy or windy days, this jacket combines advanced technology with functional details to ensure an unbeatable trail running experience.


FAST&LIGHT - 148g (S)

winner_trr.jpg

Price €169.90

    O2 Waterproof Trail PRO Jacket 30k

    The O2 Waterproof Trail 30K PRO Jacket is the ultimate jacket for those seeking to combine lightness, breathability, and protection in trail running. Weighing just 148 grams, this waterproof jacket is 100% windproof and designed to perform at its best in adverse conditions.

    Made with the innovative O2 30K 2.5-layer membrane, it guarantees 20,000 mm waterproofing and exceptional breathability of MVTR: 30,000 g/(m²·24h), ensuring comfort even during high-intensity activities (see test). Fully taped seams, waterproof YKK™ Coil AquaGuard® zippers, and the ability to pack into its own pocket make it an easy and practical choice.

    The hood features a 3-point adjustment system and a flexible visor for additional protection, while its ultralight and technical design is tailored to optimize performance for mountain runners.

    Perfect for rainy or windy days, this jacket combines advanced technology with functional details to ensure an unbeatable trail running experience.


    FAST&LIGHT - 148g (S)

    winner_trr.jpg

    Price €169.90

      O2 Waterproof Trail PRO Jacket 30k

      The O2 Waterproof Trail 30K PRO Jacket is the ultimate jacket for those seeking to combine lightness, breathability, and protection in trail running. Weighing just 148 grams, this waterproof jacket is 100% windproof and designed to perform at its best in adverse conditions.

      Made with the innovative O2 30K 2.5-layer membrane, it guarantees 20,000 mm waterproofing and exceptional breathability of MVTR: 30,000 g/(m²·24h), ensuring comfort even during high-intensity activities (see test). Fully taped seams, waterproof YKK™ Coil AquaGuard® zippers, and the ability to pack into its own pocket make it an easy and practical choice.

      The hood features a 3-point adjustment system and a flexible visor for additional protection, while its ultralight and technical design is tailored to optimize performance for mountain runners.

      Perfect for rainy or windy days, this jacket combines advanced technology with functional details to ensure an unbeatable trail running experience.


      FAST&LIGHT - 148g (S)

      winner_trr.jpg

      Price €169.90

        O2 Waterproof Trail PRO Jacket 30k

        The O2 Waterproof Trail 30K PRO Jacket is the ultimate jacket for those seeking to combine lightness, breathability, and protection in trail running. Weighing just 148 grams, this waterproof jacket is 100% windproof and designed to perform at its best in adverse conditions.

        Made with the innovative O2 30K 2.5-layer membrane, it guarantees 20,000 mm waterproofing and exceptional breathability of MVTR: 30,000 g/(m²·24h), ensuring comfort even during high-intensity activities (see test). Fully taped seams, waterproof YKK™ Coil AquaGuard® zippers, and the ability to pack into its own pocket make it an easy and practical choice.

        The hood features a 3-point adjustment system and a flexible visor for additional protection, while its ultralight and technical design is tailored to optimize performance for mountain runners.

        Perfect for rainy or windy days, this jacket combines advanced technology with functional details to ensure an unbeatable trail running experience.


        FAST&LIGHT - 148g (S)

        winner_trr.jpg

        Price €169.90

          O2 Waterproof Trail Speed Zip Jacket 30k

          The O2 Waterproof SPEED ZIP is a competition jacket designed for those who seek maximum functionality with minimum weight, ideal for athletes looking to save precious seconds during their races. Its innovative design allows it to be worn directly over a backpack or trail vest thanks to a rear zippered gusset that perfectly adapts to the size of the gear, ensuring freedom of movement and uninterrupted protection.

          Weighing only 167 grams, this jacket combines extreme lightness with outstanding performance. Made with the O2 30K 2.5-layer membrane, it guarantees 20,000 mm waterproofing and an exceptional breathability of MVTR: 30,000 g/(m²·24h), ideal for high-intensity activities in adverse conditions. Fully taped seams, YKK™ Coil AquaGuard® zippers make the O2 Waterproof SPEED ZIP an essential choice for the most demanding competitors. Its hood with a 3-point adjustment system and flexible visor provides additional protection against wind and rain, while its technical cut is designed to optimize performance in every second of the race.

          Perfect for those who value every detail, this jacket offers advanced technology and functional features designed to maximize efficiency in the mountains, even in the most challenging conditions.


          FAST&LIGHT - 167g (S)

          Price €189.90

            O2 Waterproof Trail Speed Zip Jacket 30k

            The O2 Waterproof SPEED ZIP is a competition jacket designed for those who seek maximum functionality with minimum weight, ideal for athletes looking to save precious seconds during their races. Its innovative design allows it to be worn directly over a backpack or trail vest thanks to a rear zippered gusset that perfectly adapts to the size of the gear, ensuring freedom of movement and uninterrupted protection.

            Weighing only 167 grams, this jacket combines extreme lightness with outstanding performance. Made with the O2 30K 2.5-layer membrane, it guarantees 20,000 mm waterproofing and an exceptional breathability of MVTR: 30,000 g/(m²·24h), ideal for high-intensity activities in adverse conditions. Fully taped seams, YKK™ Coil AquaGuard® zippers make the O2 Waterproof SPEED ZIP an essential choice for the most demanding competitors. Its hood with a 3-point adjustment system and flexible visor provides additional protection against wind and rain, while its technical cut is designed to optimize performance in every second of the race.

            Perfect for those who value every detail, this jacket offers advanced technology and functional features designed to maximize efficiency in the mountains, even in the most challenging conditions.


            FAST&LIGHT - 167g (S)

            Price €189.90

              Hoka Ultra Trail HOODIE

              The Hoka Hoodie is a versatile and functional sweatshirt designed to accompany you on your outdoor adventures. Made with KYNETIC fabric at 260g/m², it offers an excellent combination of softness, breathability, and thermal insulation. Its fitted design and adjustable hood with drawcord provide extra protection against the cold, while the elasticity of the material ensures total freedom of movement, making it ideal for outdoor activities. The practical side pockets allow you to carry small essential items without compromising comfort.

              Whether you're using it for low-temperature trail running training or a day of active rest, the Hoka Hoodie will keep you warm and comfortable at all times.

              FAST&LIGHT - 416g (S)

              kynetic.jpg

              Price €59.90

                FAST&LIGHT BELT Shorts GRID

                Ultra light pants for trail running, ideal for training and competition. Designed for athletes looking for lightness as well as good load capacity in their integrated elastic mesh belt. With seamless inner panties of excellent fit and breathability. Manufactured fabric FASTGRID®, with high-performance threads in a micropore network structure that enhances its ventilation in a minimum weight. Its pleasant touch, along with the absence of seams at the ends offer comfort, lightness and performance.

                FAST&LIGHT - 94g (S)

                YKK 140.jpgfastgrid_os2o.jpg

                Price €59.90

                  FAST&LIGHT BELT Shorts GRID

                  Ultra light pants for trail running, ideal for training and competition. Designed for athletes looking for lightness as well as good load capacity in their integrated elastic mesh belt. With seamless inner panties of excellent fit and breathability. Manufactured fabric FASTGRID®, with high-performance threads in a micropore network structure that enhances its ventilation in a minimum weight. Its pleasant touch, along with the absence of seams at the ends offer comfort, lightness and performance.

                  FAST&LIGHT - 94g (S)

                  YKK 140.jpgfastgrid_os2o.jpg

                  Price €59.90

                    FAST&LIGHT Shorts GRID

                    Ultra-lightweight trail running shorts, ideal for training and competition. Designed for the most minimalist athletes. Featuring a seamless inner brief with excellent fit and breathability. Made with FASTGRID® fabric, which uses high-performance threads in a microporous mesh structure that enhances ventilation while maintaining minimal weight. Their pleasant touch, combined with the absence of seams on the edges, offers comfort, lightness, and performance.

                    FAST&LIGHT - 66g (S)

                    YKK 140.jpgfastgrid_os2o.jpg

                    Price €49.90

                      FAST&LIGHT Shorts GRID

                      Ultra-lightweight trail running shorts, ideal for training and competition. Designed for the most minimalist athletes. Featuring a seamless inner brief with excellent fit and breathability. Made with FASTGRID® fabric, which uses high-performance threads in a microporous mesh structure that enhances ventilation while maintaining minimal weight. Their pleasant touch, combined with the absence of seams on the edges, offers comfort, lightness, and performance.

                      FAST&LIGHT - 66g (S)

                      YKK 140.jpgfastgrid_os2o.jpg

                      Price €49.90

                        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

                            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

                                Warmfit Merino 100 Boxer

                                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)

                                merino wool

                                Price €34.90

                                  Warmfit Merino 100 Boxer

                                  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)

                                  merino wool

                                  Price €34.90

                                    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

                                        Minimus WindBreaker

                                        Ultralight, breathable and highly packable windproof jacket. Made of rip-stop WindBreaker® fabric, it offers a total barrier against the wind in a minimum weight. Thanks to the wicking treatment of the fabric that transports moisture from the inside to the outside, the Minimus jacket also offers a good breathability. Mesh panels in the armpits and laser vent holes on the back for a more comfortable use with or without a backpack. Packable in its own pocket (no zippers), the Minimus jacket is the ideal garment for high pulse activities in fast changing conditions.  

                                        FAST&LIGHT - 78 (S)

                                        Price €89.90

                                          Minimus WindBreaker

                                          Ultralight, breathable and highly packable windproof jacket. Made of rip-stop WindBreaker® fabric, it offers a total barrier against the wind in a minimum weight. Thanks to the wicking treatment of the fabric that transports moisture from the inside to the outside, the Minimus jacket also offers a good breathability. Mesh panels in the armpits and laser vent holes on the back for a more comfortable use with or without a backpack. Packable in its own pocket (no zippers), the Minimus jacket is the ideal garment for high pulse activities in fast changing conditions.  

                                          FAST&LIGHT - 78 (S)

                                          Price €89.90

                                            Warmfit Merino 100 Shirt

                                            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)

                                            merino wool

                                            Price €79.90

                                              Softflask 500ml

                                              500 ml (17 fl oz) flexible bottle, designed to meet the needs of trail runners and long-distance adventurers. Its wide mouth allows for quick filling, making it easy to add ice or electrolytes to keep your drinks cool and optimize hydration. Made from high-quality, BPA- and PVC-free materials, it is safe for water and other beverages. Thanks to its ultralight design and ability to compress as it empties, it minimizes bounce and the risk of spills, enhancing your experience in demanding conditions. Compatible with most hydration packs, this soft flask is the perfect choice to keep you hydrated on medium and long-distance activities.

                                              FAST&LIGHT - 42g

                                              Price €13.90

                                                StretchLight Trail Belt

                                                Light high capacity trail running belt ideal for short and medium distance races or as an accesory to a vest in long distance ones. Its seamless highly stretchable fabric provides a perfect fit while carrying a mobile device, gels, bars, gloves, poles (front or back), a 500 ml soft flask and a waterproof jacket in a no-rebound compact way.

                                                FAST&LIGHT - 61g


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                                                Price €34.90

                                                  StretchLight Trail Belt

                                                  Light high capacity trail running belt ideal for short and medium distance races or as an accesory to a vest in long distance ones. Its seamless highly stretchable fabric provides a perfect fit while carrying a mobile device, gels, bars, gloves, poles (front or back), a 500 ml soft flask and a waterproof jacket in a no-rebound compact way.

                                                  FAST&LIGHT - 61g


                                                  Made%20in%20Spain%20140.jpg

                                                  Price €34.90

                                                    Arm Sleeves

                                                    Ultralight and functional arm sleeves that offer insulation, protection and a high breathability. Made of Polypropylene Dryarn and spandex, the OS2O Arm Sleeves provide high elasticity in both directions and a quick dry function even under high humidity environments. They also have good durability and resistance from scratches. A basic item providing safety and high performance in a minimum weight.

                                                    FAST&LIGHT - 24g (S/M) 

                                                    Price €19.90

                                                      Saiko Vest

                                                      Ultra-light vest featuring a front windstopper membrane with risptop and back mesh for enhanced breathability. Extremely foldable, it is a perfect accesory for weather changing conditions or windy days.

                                                      FAST&LIGHT - 60 gr (M)

                                                      YKK 140.jpg

                                                      Price €39.90

                                                        Insulation Vest

                                                        Extremely light insulated vest, designed with a wind-stopper ripstop front membrane, filled with a light (60g/m²) synthetic insulation that provides an extra protection from cold, and a back mesh, that enhances breathability. A perfect complement for medium/high intensity mountain activities in medium/low temperatures.

                                                        FAST&LIGHT - 150g (M)

                                                        Price €59.90

                                                          Hoka Ultra Trail

                                                          The Hoka Ultra Trail Jacket is a lightweight and versatile garment designed for trail running. Thanks to the combination of X-Stretch and mesh fabric together with its pattern, Action FIT, provides a total freedom of movement while keeping a perfect balance between thermal protection and breathability. Elastic mesh pockets for carrying gels and bars comfortably. The ultimate jacket for running the trails under mid and low temperatures.

                                                          FAST&LIGHT - 367 g (S)

                                                          Producto Especial Material Desnivel

                                                          Price €79.90

                                                            Hoka Ultra Trail

                                                            The Hoka Ultra Trail Jacket is a lightweight and versatile garment designed for trail running. Thanks to the combination of X-Stretch and mesh fabric together with its pattern, Action FIT, provides a total freedom of movement while keeping a perfect balance between thermal protection and breathability. Elastic mesh pockets for carrying gels and bars comfortably. The ultimate jacket for running the trails under mid and low temperatures.

                                                            FAST&LIGHT - 367 g (S)

                                                            Producto Especial Material Desnivel

                                                            Price €79.90

                                                              Hoka Ultra Trail

                                                              The Hoka Ultra Trail Jacket is a lightweight and versatile garment designed for trail running. Thanks to the combination of X-Stretch and mesh fabric together with its pattern, Action FIT, provides a total freedom of movement while keeping a perfect balance between thermal protection and breathability. Elastic mesh pockets for carrying gels and bars comfortably. The ultimate jacket for running the trails under mid and low temperatures.

                                                              FAST&LIGHT - 367 g (S)

                                                              Producto Especial Material Desnivel

                                                              Price €79.90

                                                                Hoka Ultra Trail

                                                                The Hoka Ultra Trail Jacket is a lightweight and versatile garment designed for trail running. Thanks to the combination of X-Stretch and mesh fabric together with its pattern, Action FIT, provides a total freedom of movement while keeping a perfect balance between thermal protection and breathability. Elastic mesh pockets for carrying gels and bars comfortably. The ultimate jacket for running the trails under mid and low temperatures.

                                                                FAST&LIGHT - 367 g (S)

                                                                Producto Especial Material Desnivel

                                                                Price €79.90

                                                                  EVO StretchShell Jacket

                                                                  Ultra light softshell jacket designed for FAST&LIGHT adventures. Manufactured in 3-layer StretchShell PRO, waterproof (15.000mm H2O), highly breathable (30.000g/(m²·24h)) and 100% wind-proof. Inner microfleece that provides a light thermal protection. Ultimate versatility, the ideal garment for high intensity mountain activities in medium and low temperatures.

                                                                  FAST&LIGHT - 273g.  (S)

                                                                  Premio Mejor Chaqueta de membrana Desnivel 2017

                                                                  Price €129.90

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