Mens
UK EU US
6 39.5 6.5
6.5 40 7
7 40.5 7.5
7.5 41.5 8
8 42 8.5
8.5 42.5 9
9 43 9.5
9.5 44 10
10 44.5 10.5
10.5 45 11
11 45.5 11.5
11.5 46.5 12
12 47 12.5
12.5 47.5 13

 

Womens

UK EU US
2.5 34.5 4.5
3 35 5
3.5 36 5.5
4 36.5 6
4.5 37 6.5
5 37.5 7
5.5 38 7.5
6 39 8
6.5 40 8.5
7 40.5 9
7.5 41 9.5
8 41.5 10
8.5 42.5 10.5
9 43 11