trimfit Girls 3-Pack Low Cut (comfortoe) Socks 70% Cotton, 26% Nylon, 3% Spandex, 1% Rubber Imported Machine Wash 70 percent cotton/26 percent nylon/3 percent spandex/1 percent rubber Comfort technology Machine wash cold with like colors. Only non-chlorine bleach when needed. Tumble dry low. Do not iron trimfit. Wear tested and est. Since 1921