Peds Lightwieght No Show 4 Pair Value Pack 96% Polyester/ 3% Lycra / 1% Nylon Machine wash inside out in cold water. Only non-chlorine bleach when needed. Tumble dry low. Do not iron. 96% Polyester/ 3% Lycra / 1% Nylon 4 Pair Value Pack Lycra for better fit and comfort. Light weight for added comfort and less bulk Fits Ladies Shoe Size 5-10