Age

Size

0-6 months

18

6-9 months

20

1-1.5 years

22

1.5-2 years

24

2-2.5 years

26

2.5-3 years

28

3-3.5 years

30

3-4 years

32

4-5 years

34

5-6 years

36

6-7 years

38

7-8 years

40

8-9 years

42

9-10 years

44

10-11 years

46

11-12 years

48

12-13 years

50