U.S. Size  UK EU LENGTH (CM)
5 3 35 22
5.5   35.5 22.5
6 3.5 36 23
6.5 4 36.5 23.3
7 4.5 37 23.5
7.5 5 38 24
8 5.5 38.5 24.5
8.5 6 39 25
9 6.5 40 25.5
9.5 7 40.5 25.8
10 8 41 26
10.5 8.5 41.5 26.5
11 9 42 27
U.S. Size  UK EU LENGTH (IN)
5 3 35 8.7
5.5   35.5 8.9
6 3.5 36 9.1
6.5 4 36.5 9.3
7 4.5 37 9.4
7.5 5 38 9.6
8 5.5 38.5 9.8
8.5 6 39 10.0
9 6.5 40 10.2
9.5 7 40.5 10.4
10 8 41 10.6
10.5 8.5 41.5 10.8
11 9 42 11