US Size  Euro Size UK Size Length Width Heel
5 35-36 3 10" 3" 2 1/4"
6 36-37 4 10 1/2" 3" 2 1/4"
7 37-38 5 10 3/4" 3 1/8" 2 1/4"
8 38-39 6 11" 3 1/4" 2 3/8"
9 39-40 7 11 1/4" 3 1/4" 2 3/8"
10 40-41 8 11 1/2" 3 3/8" 2 3/8"
11 41-42 9 11 3/4" 3 3/8" 2 3/8"