EUR LENGTH (CM) WIDTH (CM) US UK
40 23.8 9.5 7 6
41 24.3 9.5 8 7
42 24.5 10 9 8
43 25 10 9.5 8.5
44 25.5 10.5 10.5 9.5
45 26 10.5 11 10.5
46 27 10.5 12 11.5