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)
Medium compression toe socks designed to maximize performance in trail running and outdoor sports. With an anatomical 5-toe design, they allow for natural toe separation, helping to prevent blisters and providing greater freedom of movement, essential on uneven terrain. The graduated compression along the entire leg improves circulation, reduces muscle fatigue, and provides additional support, ensuring stability with every step and aiding muscle recovery after long distances.
Made from high-quality fibers, these socks effectively manage moisture and heat, keeping feet dry and cool in demanding conditions. Breathable mesh in key areas optimizes ventilation, while reinforcements in high-impact areas, such as the heel and toes, enhance durability and abrasion resistance. With an ergonomic fit, these socks are the ideal choice for those seeking stability, compression, and protection on any outdoor adventure.
FAST&LIGHT - 25g (S)
Merino wool toe socks designed to offer maximum comfort and performance for your outdoor adventures. Made with a blend of merino wool, nylon, and spandex, these socks provide a soft and warm feel, along with excellent moisture management. Merino wool ensures superb temperature control, keeping your feet cool in warm climates and warm in cold weather, along with natural odor resistance, ideal for long days of activity. The anatomical toe design enhances mobility and reduces friction between toes, preventing blisters and chafing. The high cuff protects the Achilles tendon, prevents shoe rubbing, and keeps gravel or mud out. Additionally, Nylon® and Spandex provide durability and elasticity for a secure and comfortable fit. Perfect for hiking, mountaineering, and other outdoor activities.
FAST&LIGHT - 54g (S)
Merino wool toe socks designed to offer maximum comfort and performance for your outdoor adventures. Made with a blend of merino wool, nylon, and spandex, these socks provide a soft and warm feel, along with excellent moisture management. Merino wool ensures superb temperature control, keeping your feet cool in warm climates and warm in cold weather, along with natural odor resistance, ideal for long days of activity. The anatomical toe design enhances mobility and reduces friction between toes, preventing blisters and chafing. The high cuff protects the Achilles tendon, prevents shoe rubbing, and keeps gravel or mud out. Additionally, Nylon® and Spandex provide durability and elasticity for a secure and comfortable fit. Perfect for hiking, mountaineering, and other outdoor activities.
FAST&LIGHT - 54g (S)
The Merino PerFORM Socks are FAST&LIGHT socks designed for mountain activities in cold conditions. Their fabric with 45% merino wool provides natural warmth, moisture management, and a high level of technical comfort. The full terry interior construction delivers insulation and softness, while reinforced areas increase durability in demanding terrain.
The key innovation is the PerFORM Technology: anatomically shaped left and right socks that respect the natural foot morphology without separating the toes, allowing freedom without pressure. An ideal fit for barefoot shoes and for athletes seeking technical comfort during long days in the mountains.
Midweight Seamless Toesocks designed for mountain activities on cold days. Extra protection and cushion that also make them a good option for trail running, especially in aggressive or long activities. Thanks to the separation of toes, the Midweight Toesocks eliminate moisture in between avoiding blisters and allowing a natural position of the foot. Good breathability and stability thanks to the instep mesh and arch band that avoids any movement of the sock. The Outdoor Midweight Toesocks ensure high performance and durability for outdoor activities in low temperatures.
FAST&LIGHT - 39g
Midweight Seamless Toesocks designed for mountain activities on cold days. Extra protection and cushion that also make them a good option for trail running, especially in aggressive or long activities. Thanks to the separation of toes, the Midweight Toesocks eliminate moisture in between avoiding blisters and allowing a natural position of the foot. Good breathability and stability thanks to the instep mesh and arch band that avoids any movement of the sock. The Outdoor Midweight Toesocks ensure high performance and durability for outdoor activities in low temperatures.
FAST&LIGHT - 39g
Midweight Seamless Toesocks designed for mountain activities on cold days. Extra protection and cushion that also make them a good option for trail running, especially in aggressive or long activities. Thanks to the separation of toes, the Midweight Toesocks eliminate moisture in between avoiding blisters and allowing a natural position of the foot. Good breathability and stability thanks to the instep mesh and arch band that avoids any movement of the sock. The Outdoor Midweight Toesocks ensure high performance and durability for outdoor activities in low temperatures.
FAST&LIGHT - 39g
The PerFORM Speedlite Socks are FAST&LIGHT socks designed for high-intensity mountain activities in medium to low temperatures. Their technical blend of polyester, polyamide, and spandex delivers an optimal balance of thermal protection, lightness, and durability.
The shaft features horizontal ventilation channels that enhance breathability and reduce moisture buildup during steep ascents. With quick-drying construction and reinforced soles, they provide consistent comfort during long days in the mountains. PerFORM Technology ensures anatomical left and right design, respecting the natural foot structure for freedom and a precise fit—ideal for skimo, FAST&LIGHT alpinism, or winter trail running.
The Merino Coolmax Trail Toesocks are FAST&LIGHT mid-calf socks designed for trail running in variable conditions. Their blend of Merino wool (40%) and Coolmax® (35%) provides natural thermal protection, antibacterial properties, and fast-drying performance to keep feet fresh and comfortable on long runs. Nylon (22%) and elastane (3%) add durability and stretch for a secure fit on technical terrain.
Thanks to their toesock construction, they enhance natural foot mobility, reduce friction, and help prevent blisters. An ideal choice for runners seeking lightweight comfort, thermal regulation, and breathability during high-intensity mountain sessions.
FAST&LIGHT – 42 g (S)
Technical toesocks designed for Trail Running and Alpinism. Thanks to the separation of the toes, the Ultra toesocks eliminate humidity in between toes avoiding blisters and allowing a natural position of the foot. Highly breathable mesh on instep and arch band to keep them always in the right position. Ideal for high intensity activities in medium and high temperatures.
