Champion Women's 6 Pack Liner Socks 65% Ringspun Cotton, 29% Polyester, 4% Natural Latex Rubber, 1% Nylon, 1% Spandex, Welt Tipping: 63% Ringspun Cotton, 31% Polyester, 4% Natural Latex Rubber, 1% Nylon, 1% Spandex Made in US socks closure Machine Wash Double dry moisture wicking technology to keep feet cool and dry Arch support for a secure, stable fit Spandex for a better fit