| US / CA | EU | UK | Foot Length |
|---|---|---|---|
| 4-4.5 Women | 35 | 3 | 8.2-8.5 |
| 5-5.5 Women | 36 | 3.5 | 8.5-8.9 |
| 6-6.5 Women | 37 | 4 | 8.9-9.3 |
| 7-7.5 Women | 38 | 5 | 9.3-9.5 |
| 8-8.5 Women | 39 | 6 | 9.5-9.9 |
| 9-9.5 Women-7-7.5 Men | 40 | 6.5 | 9.9-10.2 |
| 10-10.5 Women-8-8.5 Men | 41 | 7.5 | 10.2-10.5 |
| 11-11.5 Women-9-9.5 Men | 42 | 8 | 10.5-10.9 |
| 10-10.5 Men | 43 | 9 | 10.9-11.1 |
| 11-11.5 Men | 44 | 9.5 | 10.9-11.1 |
| 12-12.5 Men | 45 | 10.5 | 11.1-11.3 |
| 13-13.5 Men | 46 | 11.5 | 11.6 |
| 14-14.5 Men | 47 | 12 | 11.9 |
| 15-15.5 Men | 48 | 12.2 | 12.2 |
| 16-16.5 Men | 49 | 12.5 | 12.5 |
| US / CA | EU | UK | Foot Length |
|---|---|---|---|
| 4-4.5 Women | 35 | 3 | 20.8-21.6 |
| 5-5.5 Women | 36 | 3.5 | 21.6-22.6 |
| 6-6.5 Women | 37 | 4 | 22.6-23.6 |
| 7-7.5 Women | 38 | 5 | 23.6-24.1 |
| 8-8.5 Women | 39 | 6 | 24.1-25.1 |
| 9-9.5 Women-7-7.5 Men | 40 | 6.5 | 25.1-25.9 |
| 10-10.5 Women-8-8.5 Men | 41 | 7.5 | 25.9-26.7 |
| 11-11.5 Women-9-9.5 Men | 42 | 8 | 26.7-27.7 |
| 10-10.5 Men | 43 | 9 | 27.7-28.2 |
| 11-11.5 Men | 44 | 9.5 | 27.7-28.2 |
| 12-12.5 Men | 45 | 10.5 | 28.2-28.7 |
| 13-13.5 Men | 46 | 11.5 | 29.5 |
| 14-14.5 Men | 47 | 12 | 30.2 |
| 15-15.5 Men | 48 | 12.2 | 31 |
| 16-16.5 Men | 49 | 12.5 | 31.8 |