SIZE US WOMEN US MEN EUROPE UK
S 6 - 7.5 6 - 7 37 - 38.5 4 - 6
M 8 - 10 7.5 - 9.5 39 - 41 6.5 - 8
L 10.5 - 11 10 - 11.5 42 - 45 8.5 - 10.5

Measurements are provided by suppliers.