Warrior Alpaca Socks - Men's American Alpaca Sport Sock with Roll Tab An ultimate performance sock thats perfect for all activities with excellent wicking properties to keep feet dry. 100% Alpacor is a blend of Baby Alpaca and synthetic fibers which allows breathability, assists circulation, and repels odor. An All-Season Product with a terry lined cushioned foot bed and ankle support with non-slip durability. Naturally hypoallergenic - does not contain lanolin. Perfect for those with wool allergies. Machine washable and tumble dry without any shrinkage.