pls measure the children foot length so that you can choose the correct size (manual measurement, please allow 1-2cm error oh）Name:Children’s socksmaterial: cotton blendSize S for 1-3 years，Socks bottom length 10cm，Fit foot length 12-14cmSize M for 3-5 years，Socks bottom length 12cm，Fit foot length 14-16cm Size L for 6-8 years，Socks bottom length 14cm，Fit foot length 16-18cmSize XL for 9-12 years，Socks bottom length 16cm，Fit foot length 19-22cm

5 Pairs/Lot New Kids Soft Cotton Socks Boy Girl Student Fashion Sports Mesh Socks For Children Teens Spring Summer Baby Gifts CN