Soft bottom shoesProduct category: toddler shoes Upper material: canvas Function: keep warm Tube height: low tube Upper height: low to help Color: blue, orange, white, light blue, gray, pink, brown, rose Size: 11CM bottom length, 12CM bottom length, 13CM bottom length Length of the shoe = foot length + empty amount The length of the shoe is equal to the length of the insole How much is the amount of space left to be scientific? General situation: spring autumn summer