Size Chart

First check if there is a size chart in the product description as it may have its own chart

  

Default MEN's Size Chart Table (for women's, scroll down)
US & Canada 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12 13 14 15 16
UK 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 10.5 11 11.5 12.5 13.5 14.5 15.5
Europe 39 39 40 40-41 41 41-42 42 42-43 43 43-44 44 44-45 45 46 47 48 49
Inches 9.3 9.5 9.6 9.8 9.9 10.1 10.3 10.4 10.6 10.8 10.9 11.1 11.3 11.6 11.9 12.2 12.5
Centimeters 23.5 24.1 24.4 24.8 25.4 25.7 26 26.7 27 27.3 27.9 28.3 28.6 29.4 30.2 31 31.8
US EU UK Mexico Inches Centimeters
4 34 2 1.5 8 1/4 21
4.5 34.5 2.5 2 8 1/2 21.6
5 35 3 2.5 8 5/8 21.9
5.5 35.5 3.5 3 8 3/4 22.2
6 36 4 3.5 9 22.9
6.5 36.5 4.5 4 9 1/8 23.2
7 37 5 4.5 9 1/4 23.5
7.5 37.5 5.5 5 9 1/2 24.1
8 38 6 5.5 9 5/8 24.4
8.5 38.5 6.5 6 9 3/4 24.8
9 39 7 6.5 10 25.4
9.5 39.5 7.5 7 10 1/8 25.7
10 40 8 7.5 10 1/4 26
10.5 41 8.5 8 10 1/2 26.7
11 42 9 8.5 10 5/8 27
12 43 9.5 9 11 27.9
13 44 10 9.5 11 1/4 28.6
14 45 10.5 10 11 5/8 29.5