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. 50% Alpaca, 41% Acrylic, 8% Nylon, 1% Spandex. Machine wash cold, tumble dry low or hang to dry. Medium fits shoe size 5-9, Large fits shoe size 10-13.