Autumn Baby Girls Boys Casual Shoes Soft Bottom Non-slip Breathable Outdoor Fashion Kids Sneakers Children Sports Shoes

The kids foot length 12.5 cm,need to choose the insole length is 13.5 cm. because need to give the socks 1 cm space.

Insole length=Foot length (Heel to toe) + 1.0cm.

Choose Shoe Size 21 = Insole Length 13.5 (cm) / Suitable for Foot Length 12.5 (cm)

If you have any questions,Please send message,we will help you.