UK

EU

US

CM

3

36

5.5-6

21.5

4

37

6.5-7

22.5

5

38

7.5-8

23.5

6

39

8-8.5

24.5

7

40

9-9.5

25.5

8

41

10-10.5

26.5

9

42

11-11.5

27.5