Puma Women's Repreve Athletic Sock, 14-pair. Mesh ventilation, Arch support, Cushioned footbed. Black pack includes: 7 black with grey, 3 black with pink and 4 black with blue. Fabric Content: 64% polyester, 22% cotton, 12% repreve polyester, 2% spandex Sizing: Shoe size: 5 – 9.5 Care Instructions: Machine wash warm with like colours Only non-chlorine bleach when needed Tumble dry low Do not iron