US EU UK
13 31 12.5
1 32.5 13.5
2 34 1.5
3 35 2.5
4 36.5 3.5
5 37.5 4.5
6 39 5.5
7 40 6.5
8 41 7.5


Please note that if you use measurements in centimeters (CM), these correspond to the length of the foot and not to the total length of the footwear, including its last.