Luxurious alpaca socks breathe and are comfortable all year long. Soft, durable, eco-friendly, and wrinkle resistant! Alpaca fiber is a warm, plush, durable and user friendly natural fiber that you will love to wear everyday. Can be put in your washer without the worry of shrinkage! Alpaca socks breathe by design, allowing air to act as an insulator and keep your feet warm, dry, and odor free.