Size reference: 1 inch = 2.54 cm The
age below is for your reference, please choose the size according to the length of the sole (insole length
= foot length + 1 cm)
Label size------- US size---------------- insole length------ recommended for children
Label size 16-----3.5 M American toddler-------- 11.5 cm/4.53 inches -------9-12 Months Label Size 17-----USA 4 M Children's ----------12 cm/4.72 in---------12-15 months Label Size 18----- US 4.5 M Toddler--------12.5cm/

4.92" -------15-18 months
Label Size 19-----US 5M Toddler----------13cm/5.18 Inches---------18-21 months Label sizes 20-----5.5 m
US toddlers-------- 13.5cm/5.31"-------21-24 months
Label sizes 21-----US 6 m Toddlers --------14cm/5.51"-------2-2.5 years