US size

EU size

The length of shoes inside (cm)

Little kid 5.5

21

13.0

Little kid 6.5

22

13.5

Little kid 7

23

14.0

Little kid 7.5

24

14.5

Little kid 8

25

15.0

Little kid 9

26

16.0

Little kid 10

27

16.5

Little kid 11

28

17.0