US UK EUR Heel to toe(cm)
7 6 39⅓ 25.5
7.5 6.5 40 25.75
8 7 40⅔ 26.25
8.5 7.5 41⅓ 26.5
9 8 42 27
9.5 8.5 42⅔ 27.5
10 9 43⅓ 28
10.5 9.5 44 28.5
11 10 44⅔ 29
11.5 10.5 45⅓ 29.25
12 11 46 29.5
12.5 11.5 46⅔ 30
13 12 47 30.5