S/AU Size UK Size EU Sizes Inches Milimeters
4 N/A N/A 8 5/8 221
5 N/A N/A 9 229
6 N/A N/A 9 3/8 238
7 6 39-40 9 5/8 246
8 7 41-42 10 255
9 8 42-43 10 3/8 263
10 9 43-44 10 5/8 272
11 10 45-46 11 280
12 11 46-47 11 3/8 288
13 12 48-49 11 5/8 297
14 N/A N/A 12 305
15 N/A N/A 12 3/8 314
16 N/A N/A 12 5/8 323
17 N/A N/A 13 331