Baby socks summer thin mesh cotton socks breathable spring and autumn newborn baby loose socks a type middle tube cotton socks

XS (suitable for foot length 8-10cm) 0-6 months

S (suitable for foot length 10-12cm) 6-12 months
M (suitable for foot length 12-14cm) 1-3 years old
L (suitable for foot length 14-16cm) 3-5 years old
XL (suitable for foot length 16-18cm) 6-8 years old
XXL (suitable for foot length 18-20cm) 9-12 years old