? SOFT and COMFORTABLE MATERIAL: Made of 60% Cotton, 37% Nylon and 3% Spandex. ? ULTRA-WARM: Special yarns absorb natural body heat to provide enhanced thermal properties and superior warmth. The thick fabric is soft and feels great. ? ARCH SUPPORT: An elastic arch support provides comfort and helps to reduce fatigue in the feet reduce the impact force of ankles and calves to allow the ski socks to fit comfortably in skiing boots. ? HEALTHY MANAGEMENT: Moisture wicking and anti-odor knee-high performance ski socks which keeps feet feeling fresh. Feet feel great all day while skiing. ? APPLICATION: Fantastic gift for your friends and family. Fit for skiing, snowboarding, snowmobile, climbing, mountaineering, Ice skating, general workouts and other winter sports.