Heavyweight socks are made with 48% Alpaca Fiber, 40% Acrylic, 8% Nylon, and 4% Elastic.
Lightweight alpaca socks are made with 41% Baby Alpaca, 34% Acrylic, 23% Nylon, and 2% Elastic.
Wash Alpaca socks in cool water on gentle cycle and tumble dry. These durable socks will not shrink. The socks may look smaller after being washed, but will return to their original size after you put them on.