US UK EU CM
4.5 2 34 1/3
5 2.5 35 21
5.5 3 35 2/3 21.5
6 3.5 36 1/3 22
6 3.5 36 22.5
6.5 4 37 23
7 4.5 37 2/3 23.7
7.5 5 38 1/3 24
8 5.5 39 24.5
8.5 6 39 2/3 24.7
9 6.5 40 1/3 25
9.5 7 41 25.5
10 7.5 41 2/3 26
10.5 8 42 1/3 26.5
11 8.5 43 27