DaKine builds backpacks, travel bags, accessories, outerwear and clothing for people who love to surf, snowboard, skateboard, mountain bike, ski, windsurf, kiteboard and travel. This socks feature: Wool, Acrylic-Pillex blended face yarn for insulation and wicking with abrasion resistance, nylon and spandex blended lining yarn for comfort, abrasion resistance and strength, nylon reinforced heel, toe and extended foot zones for durability, instep, ankle and upper cuff compression zones. Medium cushioning in foot bed and upper, two year limited warranty. Material: Wool, Acrylic.