| Size | UK | EU | US |
| Small | 3.5 - 5 | 34.5 - 37.5 | 5.5 - 7 |
| Medium | 6 - 7.5 | 38 - 40 | 8 - 9.5 |
| Large | 8 - 9.5 | 40.5 - 42.5 | 10 - 11.5 |
| X Large | 10 - 11.5 | 43 - 45 | 12 - 13.5 |
| Size | UK | EU | US |
| Small | 3.5 - 5 | 34.5 - 37.5 | 5.5 - 7 |
| Medium | 6 - 7.5 | 38 - 40 | 8 - 9.5 |
| Large | 8 - 9.5 | 40.5 - 42.5 | 10 - 11.5 |
| X Large | 10 - 11.5 | 43 - 45 | 12 - 13.5 |