OS2O FAST&LIGHT

Pants

Pants for mountain activities, skimo and trail running.

There are 24 products.

Showing 1-20 of 24 item(s)
Eiger Stretchshell 20k Pants Woman - Seaport Eiger Stretchshell 20k Pants Woman - Seaport

Eiger Stretchshell 20k Pants Woman - Seaport

Women's technical mountain and ski pants. What. 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 for to move protected and unrestricted in a wide range of alpine activities and climatologies.

FAST&LIGHT - 415 grams (XS)

StretchShell Alpine -140.jpgYKK 140.jpg

Price €149.90
    Eiger Stretchshell 20k Pants Woman - Black Eiger Stretchshell 20k Pants Woman - Black

    Eiger Stretchshell 20k Pants Woman - Black

    Women's technical mountain and ski pants. What. 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 for to move protected and unrestricted in a wide range of alpine activities and climatologies.

    FAST&LIGHT - 415 grams (XS)

    StretchShell Alpine -140.jpgYKK 140.jpg

    Price €149.90
      Jorasses Stretch Shell Pants Woman Jorasses Stretch Shell Pants Woman

      Jorasses Stretch Shell Pants Woman

      Technical pants for mountaineering and skimo. Made with four-way stretch, windproof, water-repellent and highly resistant STRETCH SHELL ALPINE fabric that provides effective protection for activities in mixed conditions. Preformed knees, harness compatible pocket, custom-width waist adjustment system. Specific pattern for women. Reinforced with Kevlar® on ankles, incorporates a lycra panel that works as a boot gaiter making it adaptable to any type of boot. A versatile garment ideal for winter mountain adventures where resistance and protection are a must.

      FAST&LIGHT - 462g (XS)

      StretchShell Alpine -140.jpgYKK 140.jpgkevlar

      Price €139.90
        Meteor Ski Alp Stormfleece Pants Woman Meteor Ski Alp Stormfleece Pants Woman

        Meteor Ski Alp Stormfleece Pants Woman

        Women's technical winter trousers FAST&LIGHT, manufacture from materials of any heading innovative fabric recycled (69%)t: windproof, water repellent, with high breathability and thermal insulation. 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 Meteor SKI ALP Pants are versatile, light and elastic designed to move fast and unrestricted in a wide range of activities and climatologies.

        FAST&LIGHT - two ounces (XS)

        StretchShell Alpine -140.jpgYKK 140.jpg

        Price €139.90
          Meteor Stormfleece PRO® Pants Woman Meteor Stormfleece PRO® Pants Woman

          Meteor Stormfleece PRO® Pants Woman

          Women-specific technical pants for FAST&LIGHT activities in medium and low temperatures​, manufactured 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 - 240g (XS)

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

          Price €129.90
            Dolomite Pants Woman - Black Dolomite Pants Woman - Black

            Dolomite Pants Woman - Black

            The perfect pants for summer mountaineering and alpine climbing, designed with a female-specific fit that follows the body’s shape without restricting movement. The Dolomite Pants – Women combine lightness, durability, and technical performance in a compact, functional design.

            The main fabric is breathable, bi-elastic, and treated with PFC-free DWR for moisture protection. High-friction areas such as the seat and lower legs feature ripstop reinforcements to enhance durability and tear resistance.

            With an elastic waistband and drawcord, reflective elements, and multiple YKK® zippered pockets, this is a truly versatile and FAST&LIGHT garment built to move with you in the mountains.

            A technical, lightweight, and feminine pant—ideal for alpine routes, summer climbing, ridgelines, and fast-paced mountain adventures.



            FAST&LIGHT - 204 g.  (XS)

            PFC%20free.jpgYKK%20140.jpg

            Price €89.90
            • New
            Dolomite Pants Woman - Blue Mirage Dolomite Pants Woman - Blue Mirage

            Dolomite Pants Woman - Blue Mirage

            The perfect pants for summer mountaineering and alpine climbing, designed with a female-specific fit that follows the body’s shape without restricting movement. The Dolomite Pants – Women combine lightness, durability, and technical performance in a compact, functional design.

            The main fabric is breathable, bi-elastic, and treated with PFC-free DWR for moisture protection. High-friction areas such as the seat and lower legs feature ripstop reinforcements to enhance durability and tear resistance.

            With an elastic waistband and drawcord, reflective elements, and multiple YKK® zippered pockets, this is a truly versatile and FAST&LIGHT garment built to move with you in the mountains.

            A technical, lightweight, and feminine pant—ideal for alpine routes, summer climbing, ridgelines, and fast-paced mountain adventures.



            FAST&LIGHT - 204 g.  (XS)

            PFC%20free.jpgYKK%20140.jpg

            Price €89.90
            • New
            Cosmic Pants Woman - Seaport Blue Cosmic Pants Woman - Seaport Blue

            Cosmic Pants Woman - Seaport Blue

            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)

            Dynamic

            Price €79.90
              Cosmic Pants Woman - Black Cosmic Pants Woman - Black

              Cosmic Pants Woman - Black

              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)

              Dynamic

              Price €79.90
                Cosmic Pants Woman - Black Cosmic Pants Woman - Black

                Cosmic Pants Woman - Black

                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)

                Dynamic

                Price €79.90
                  Dynamic Shorts Woman - Black Dynamic Shorts Woman - Black

                  Dynamic Shorts Woman - Black

                  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)

                  OS2O hecho en España

                  Price €69.90
                    Skin Feel Pants Woman - Black Skin Feel Pants Woman - Black

                    Skin Feel Pants Woman - Black

                    The Women's Skin Feel Pants combine a casual fit with a technical, versatile design—perfect for post-workout wear, a stroll through the city, or moments of active relaxation. Made from Skin Feel® fabric, they provide an ultra-soft touch along with lightness, stretch, UPF 50 sun protection, and wicking treatment for quick drying and enhanced comfort in any situation.

                    The elastic waistband with an adjustable drawstring ensures a comfortable and flattering fit, while the open front pockets and zippered back pocket add functionality without compromising on style. The fitted hem with covered elastic gives them a modern, laid-back vibe while preserving freedom of movement.

                    Comfortable, functional, and ready to go wherever your day takes you. 

                    FAST&LIGHT - 187 g (XS)

                    YKK%20140.jpgreiclado_logo.jpgskinfeel.webpUV%20Protected%20WEB.jpg

                    Price €69.90
                    • New
                    Skin Feel Pants Woman - Pacific Skin Feel Pants Woman - Pacific

                    Skin Feel Pants Woman - Pacific

                    The Women's Skin Feel Pants combine a casual fit with a technical, versatile design—perfect for post-workout wear, a stroll through the city, or moments of active relaxation. Made from Skin Feel® fabric, they provide an ultra-soft touch along with lightness, stretch, UPF 50 sun protection, and wicking treatment for quick drying and enhanced comfort in any situation.

                    The elastic waistband with an adjustable drawstring ensures a comfortable and flattering fit, while the open front pockets and zippered back pocket add functionality without compromising on style. The fitted hem with covered elastic gives them a modern, laid-back vibe while preserving freedom of movement.

                    Comfortable, functional, and ready to go wherever your day takes you. 

                    FAST&LIGHT - 187 g (XS)

                    YKK%20140.jpgreiclado_logo.jpgskinfeel.webpUV%20Protected%20WEB.jpg

                    Price €69.90
                    • New
                    Warmfit Merino 100 Pants Woman Warmfit Merino 100 Pants Woman

                    Warmfit Merino 100 Pants Woman

                    Warmfit 100 Merino Wool are high performance base layer pants. 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 in the most adverse conditions. It also offers an extra soft touch in contact with the skin. Its ergonomic cut with a specific pattern for women provides a perfect fit, mobility and comfort. An ideal complement as high-performance long johns on the coldest days.

                    FAST&LIGHT - 158g (XS)

                    merino wool

                    Price €69.90
                      Dynamic Shorts Woman - Seaport Dynamic Shorts Woman - Seaport

                      Dynamic Shorts Woman - Seaport

                      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)

                      OS2O hecho en España

                      Price €59.90
                        Dolomite Shorts Woman - Black Dolomite Shorts Woman - Black

                        Dolomite Shorts Woman - Black

                        Technical shorts designed for summer alpinism, climbing, and warm-weather mountain activities. The Dolomite Short – Women delivers the perfect blend of lightness, strength, and comfort, with a female-specific fit that adapts to the body and enhances freedom of movement.

                        Made entirely from durable bi-elastic ripstop fabric, it ensures abrasion resistance and all-day comfort. The PFC-free DWR C0 finish adds water repellency with reduced environmental impact.

                        With an elastic waistband and drawcord adjustment, multiple YKK® zip pockets, and a fly-free design for minimal weight, it’s a compact and FAST&LIGHT piece built for technical performance in the heat.

                        FAST&LIGHT - 128 g.  (XS)

                        PFC%20free.jpgYKK%20140.jpg

                        Price €59.90
                        • New
                        Dolomite Shorts Woman - Blue Mirage Dolomite Shorts Woman - Blue Mirage

                        Dolomite Shorts Woman - Blue Mirage

                        Technical shorts designed for summer alpinism, climbing, and warm-weather mountain activities. The Dolomite Short – Women delivers the perfect blend of lightness, strength, and comfort, with a female-specific fit that adapts to the body and enhances freedom of movement.

                        Made entirely from durable bi-elastic ripstop fabric, it ensures abrasion resistance and all-day comfort. The PFC-free DWR C0 finish adds water repellency with reduced environmental impact.

                        With an elastic waistband and drawcord adjustment, multiple YKK® zip pockets, and a fly-free design for minimal weight, it’s a compact and FAST&LIGHT piece built for technical performance in the heat.

                        FAST&LIGHT - 128 g.  (XS)

                        PFC%20free.jpgYKK%20140.jpg

                        Price €59.90
                        • New
                        FAST&LIGHT BELT Shorts GRID Woman - Bluebird FAST&LIGHT BELT Shorts GRID Woman - Bluebird

                        FAST&LIGHT BELT Shorts GRID Woman - Bluebird

                        Ultra light pants with woman-specific pattern for trail running, ideals for training and competition. Designed for athletes looking for lightness in addition to a good load capacity in your integrated belt elastic mesh. 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 - 87g (XS)

                        YKK 140.jpgfastgrid_os2o.jpg

                        Price €59.90
                          FAST&LIGHT BELT Shorts GRID Woman - Black FAST&LIGHT BELT Shorts GRID Woman - Black

                          FAST&LIGHT BELT Shorts GRID Woman - Black

                          Ultra light pants with woman-specific pattern for trail running, ideals for training and competition. Designed for athletes looking for lightness in addition to a good load capacity in your integrated belt elastic mesh. 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 - 87g (XS)

                          YKK 140.jpgfastgrid_os2o.jpg

                          Price €59.90
                            FAST&LIGHT Shorts GRID Woman - Bluebird FAST&LIGHT Shorts GRID Woman - Bluebird

                            FAST&LIGHT Shorts GRID Woman - Bluebird

                            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 - 59g (XS)

                            YKK 140.jpgfastgrid_os2o.jpg

                            Price €49.90