From Tabask/Tey Art. This company, based in Minnesota, works with talented artisans in Peru. They only support factories and co-ops that subscribe to all aspects of Fair Trade. They support the use of natural fibers and dyes whenever possible. 41% Alpaca, 34% Acrylic, 23% Nylon, 2% Spandex. Machine wash cold, tumble dry low or hang to dry. Medium fits shoe size 5-9, Large fits shoe size 10-13.