Altra - Size Guide

Women
US EU UK CM
5 35.5 3 21.5
5.5 36 3.5 22
6 37 4 22.5
6.5 37.5 4.5 23
7 38 5 23.5
7.5 38.5 5.5 24
8 39 6 24.5
8.5 40 6.5 25
9 40.5 7 25.5
9.5 41 7.5 26
10 42 8 26.5
10.5 42.5 8.5 27
11 43 9 27.5


Men
US EU UK CM
8 41 7 26
8.5 42 7.5 26.5
9 42.5 8 27
9.5 43 8.5 27.5
10 44 9 28
10.5 44.5 9.5 28.5
11 45 10 29
11.5 46 10.5 29.5
12 46.5 11 30
12.5 47 11.5 30.5
13 48 12 31
14 49 13 32


Men's Width
Narrow Regular Wide X-wide
B D 2E 4E


Women's Width
Narrow Regular Wide X-wide
2A B D 2E