UK US Mens US Womens EU JP
6 6.5 7.5 39 1/3 24
6.5 7 8 40 24.5
7 7.5 8.5 40 2/3 25
7.5 8 9 41 25.5
8 8.5 9.5 42 26
8.5 9 10 42 2/3 26.5
9 9.5 10.5 43 1/3 27
10 10.5 11.5 44 2/3 28.5
10.5 11 12 45 1/3 28.5
11 11.5 12.5 46 29.5