Socksmith Womens Bamboo Crew Socks"Woodland Owls" - Mist 56% Rayon from Bamboo, 42% Nylon, 2% Spandex 62% Bamboo, 36% Nylon, 2% Spandex Designed in Santa Cruz, CA Sizing: Sock size 9-11 will fit a women's shoe size 6-10 Machine washable