Invisible World Women's Alpaca Socks Men's Cozy Thermal Winter Gear Ultra warm cozy socks for women or men; These fluffy socks are insulated with thick alpaca pile for cold weather Blend of durable synthetics and Peruvian Alpaca. Moves with your foot; doesn't bunch up Moisture wicking and odor resistant; perfect for ski, snowboarding, hunting, hiking; Great boot socks ! Luxurious soft alpaca is warmer than wool; Ideal cabin sock Easy Care: Machine washable and dryable; 48% Alpaca, 40% Acrylic, 10% Nylon, 2% Spandex