Marvel Spiderman Childrens Boys Official Patterned Socks (Pack Of 3) 100% Polyester Boys socks with cotton rich build and Marvel Spiderman designs. Choice of 2 sizes: US Child 10-13 (EUR 27-30) or US Child 13.5-4.5 (EUR 31-36). 75% Cotton, 23% Polyester, 2% Elastane. Machine washable.