Lace Ruffles and Bow Knee High Socks For 1Y - 12Y 27% nylon Non-Skid Socks : 1-4Y, No Non-Skid Sock : 5-12Y Age (Length):1-2Y (10-12cm), 3-4Y (12-14cm), 5-6Y (14-16cm), 7-8Y (16-18cm),9-10Y (18-20cm), 11-12Y (20-22cm) 70% Cotton/27% Nylon/3% Spandex Made in Korea