US Size 5=Inside 13.5cm=CN Size 21 US Size 5.5=Inside 14cm=CN Size 22 US Size 6=Inside 14.5cm=CN Size 23 US Size 7=Inside 15cm=CN Size 24 US Size 8=Inside 15.5cm=CN Size 25 US Size 9=Inside16cm=CN Size 26 US Size 9.5=Inside 16.5cm=CN Size 27 US Size 10=Inside 17cm=CN Size 28 US Size 11=Inside 17.5cm=CN Size 29 US Size 11.5=Inside 18cm=CN Size 30

• PU:Waterproof PU upper construction.
• Boot features elastic stretch with zipper closure, easy on and off for kids.
• Anti-collision protective foot toe and let your baby's feet breathe more thoroughly.
• Non-slip, lightweight, breathable and durable, deliver a all-day comfort.
• Please check the size information in the Product Description carefully before you place the order.

PU:Waterproof PU upper construction.