US EU UK AUS Inch Cm
5 35 2.5 3.5 8.85 22.5
6 36 3.5 4.5 9 23
6.5 37 4 5 9.25 23.5
7 37.5 4.5 5.5 9.37 23.8
7.5 38 5 6 9.45 24
8 38.5 5.5 6.5 9.64 24.5
8.5 39 6 7 9.84 25
9 39.5 6.5 7.5 10 25.5
9.5 40 7.5 8.5 10.23 26
10.5 41 8.5 9.5 10.43 2.5
11.5 42 9.5 1.5 10.63 27
12 43 10 11 10.83 27.5