Comfy House 8 Pack Boys Fun Colorful Stripes Knee High Socks 70% Cotton,13% Polyester,15% Nylon,2% Spandex Size S sole's long : 15cm - 19cm ( 5.90''-7.48'' ) , for 3-7 years old kids suggested Size M sole's long : 19cm - 23cm ( 7.48''-9.06'' ) , for 6-11 years old kids suggested 8 pack packaged,as picture shows Hand or machine washed with neutral detergent Fashion stripes design,fun soccer socks for boys