Deer Mum Girl's Colorful Cotton Knee High Lace Top Socks 60% Cotton,28% Polyester,10% Nylon,2% Spandex Candy color dress socks,knee high boots socks Hand or machine washed with neutral detergent,8 pairs packaged as picture shows Size S : 15cm - 19cm ( 5.90''-7.48'' ) ,advise 3-6 years old kids to wear Size M : 19cm - 23cm ( 7.48''-9.06'' ) ,advise 7-12 years old kids to wear "Deer Mum" is our trademark which is under registration in US. All rights reserved. Any other sellers who steal our products and pictures,we will represent to Amazon strictly. We kindly inform the same products but without "Deer Mum" package may be unqualified ones sold by those who follow us.