Dickies Women's Wool Blend Free Run Moisture Control Athletic Boot Crew Sock 55% Wool, 17% Acrylic, 16% Polyester, 10% Nylon, 2% Spandex Imported Machine Wash Premium merino wool fiber provides superior warmth and super soft comfort Moisture control fibers keep feet dry Arch compression provides added support and stability Extended reinforced through toe can protection and durability with reciprocated heel and toe for superior fit and comfort Full cushion leg and foot