Warrior Alpaca Socks - Men's Ribbed Everyday Alpaca Wool Crew Socks Our proprietary blend contains: 48SuperfineAlpaca/40Acrylic/10Nylon/2Spandex(C) A staff favorite, our medium weight socks are made from Superfine Alpaca and Acrylic, as well as a bit of Nylon/Spandex (to maintain their shape and fit) with premium wicking so your feet stay comfortable, not hot, not cold. Hypoallergenic, wool free -The perfect blend for alpaca socks that out perform others, without itching or blisters. Gently ribbed for comfortable all day, every day, wear - without irritation. Smooth toe seam won't irritate toes. Soft, warm and durable, these socks are extremely comfortable and long lasting - can be worn with all types of shoes. These everyday soft socks are a treat for your feet and unlike cashmere or wool socks, will last far longer. Machine washable / tumble dry on low or air dry.