EU

UK

CM

Inches

36

3 ½

24.6

9.69

37

4

25.2

9.92

38

5

25.7

10.12

39

6

26.1

10.28

40

6 ½

26.6

10.47

41

7

27.1

10.67

42

8

27.4

10.91

42 ½

8 ½

28

11.02

43

9

28.6

11.26

44

9 ½

29.5

11.61

45

10

30.1

11.85

46

11

30.3

12.09

47

12

31.3

12.32