80% cotton/15% nylon/5% spandex For kids shoe sizes 8K-13K (4-7 Years Old),shoe sizes 1-5 (8-11 Years old) and shoe sizes 6-10(12-16 Years Old),these socks are made of 80% cotton and 15% nylon, hold up well after repeated washings, Cushioned Comfort: The boys and girls’ socks offer strategically placed cushions, targeting key impact areas for increased comfort. Sock provides stretch recovery to hold shape and improve fit. The Athletic Game Socks are perfect for teams as they comfortably fit. Whether you are playing a sport, such as football, soccer, softball, baseball, lacrosse, field hockey, volleyball, rugby, school uniforms and all kind of athletic activities, or adding them to a costume or simply want to put some flash into your outfit these socks are the perfect choice. also can hold shin guards easily with the elastic upper portion and temperate compression can support circulation. Soft, breathable and thick enough to protect feet from impact, this athletic socks with Nylon blend specially provide superior comfort and support around arch and ankle. Moisture-wicking sport socks, keep feet and comfortable and cooler, Comfortable stretch for all day wear.