White: 72% Cotton, 21% Polyester, 6% Nylon, 1% Spandex Care Instructions Machine Wash Weave Type Knit Country of Origin USA Extended reinforcement Arch support Fights odors This quarter length is perfect for shorter boot styles and sneakers and gives you the extra cushioning and toughness you need to work hard all day long. The quarter features extended reinforcement around the heel and toe to put extra padding & protection where you need it most. Premium cotton provides soft comfort and the full reinforcement means the sock will hold up wear after wear. Arch support and spandex hold socks in place. Made in the USA