US Men US Women UK EU
5.5 6.5 3 - 4 36 - 37
6.5 7.5 4 - 5 37 - 38
7.5 8.5 6 - 7  39 - 40
8.5 9.5 7 - 8 41 - 42
9.5 10.5 9 - 10 43 - 44
10.5 11.5 11 - 12 45 - 46