Sock's Fairy Tale World Cute Wave Snake Pattern Baby Knee High Stockings Unisex-baby Tube Socks for Kids 75% Cotton/20% Nylon/3% Spandex/2% other fibers. Options for 3 sizes, suitable age/length of sole: 0-1 Year/(3-4 inch);1-3 Years/(4-5 inch);4-6 Years/(5-6 inch. Machine-washable and tumble-dry. Keep your baby warm with fashionable look. Package contents: 2-pack baby socks.