The Bobbi Kids range sizing is converted from EU sizing to AU. Check the age guide and insole measurements to get the right fit for growing feet. 

Age

AU

EU

US

UK

Inner sole length (cm's)

1.5

5

20

5

4

13.70

2

6

21

6

4.5

14.40

2 - 3

7

22

7

5

15.10

2 - 3

8

23

8

6

15.70

3

9

24

9

7

16.40

3.5

10

25

10

8

17.00

4 10.5 26 10.5 9 17.60

4.5

11

27

11

10

18.20

5

12

28

12

11

19.00

5.5

13

29

13

12

19.90

6 - 7

1

31

1

13

20.70

8 - 9 2 32 2 1 21.60
10 - 11 3 33 3 2 22.40
12 -13 4 34 4 3 23.30