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OS2O

Base Layer

Men base layer for outdoor sports.

Base Layer

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OS2O Skimo Race Suit

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)

Price €199.90

    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

      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

        Lines F&L Technical T-Shirt

        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)

        Made%20in%20Spain%20140.jpg

        Price €32.90

          Arrow F&L Technical T-Shirt

          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)

          Made%20in%20Spain%20140.jpg

          Price €32.90

            Seamless Compression Tech Shirt

            Short sleeve compression t-shirt for men and women. Tight cut that adapts to the body like a second skin. It offers the maximum thermal insulation, with an efficient transpitation to keep the body dry all the time. Thermo-regulating effect that gives the garment the condition of cold or heat depending on the conditions and intensity of the activity.

            FAST&LIGHT - 123g (S)
            Made%20in%20Spain%20140.jpgDryan

            Price €32.90

              T-Shirt Flex

              Light, highly breathable and elastic shirt for trail running and alpinism. Seamless construction in Polypropylene Dryarn® fast dry even under very hot and humid conditions. Good resistance against friction with rocks. A high performance garment in a basic and functional design, a must for outdoor sports in medium and high temperatures.

              FAST&LIGHT - 106g (S)


              OS2O hecho en EspañaDryan

              Price €27.90

                T-Shirt Flex

                Light, highly breathable and elastic shirt for trail running and alpinism. Seamless construction in Polypropylene Dryarn® fast dry even under very hot and humid conditions. Good resistance against friction with rocks. A high performance garment in a basic and functional design, a must for outdoor sports in medium and high temperatures.

                FAST&LIGHT - 106g (S)


                OS2O hecho en EspañaDryan

                Price €27.90

                  T-Shirt Flex

                  Light, highly breathable and elastic shirt for trail running and alpinism. Seamless construction in Polypropylene Dryarn® fast dry even under very hot and humid conditions. Good resistance against friction with rocks. A high performance garment in a basic and functional design, a must for outdoor sports in medium and high temperatures.

                  FAST&LIGHT - 106g (S)


                  OS2O hecho en EspañaDryan

                  Price €27.90

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