US Men's US Women's UK EU Length
5 6 4 35-36 23.5
6 7 5 37-38 24.5
7 8 6 39-40 25.5
8 9 7 41-42 26.5
9 10 8 43-44 27.5
10 11 9 45-46 28.5
11 12 10 47-48 29.5
12 13 11 49-50 30.5

The insoles have cutting lines on the back. Cut these lines with scissors for a custom fit.

If you're between sizes, choose the larger one.