| Foot length | IT | UK | US | EU | JP | AU |
|---|---|---|---|---|---|---|
| 21.5 | 34 | 1 | 4 | 34 | 21 | 3.5 |
| 22 | 34.5 | 1.5 | 4.5 | 34.5 | 21.5 | 4 |
| 22.5 | 35 | 2 | 5 | 35 | 22 | 4.5 |
| 23 | 35.5 | 2.5 | 5.5 | 35.5 | 22.5 | 5 |
| 23.5 | 36 | 3 | 6 | 36 | 23 | 5.5 |
| 24 | 36.5 | 3.5 | 6.5 | 36.5 | 23.5 | 6 |
| 24.5 | 37 | 4 | 7 | 37 | 24 | 6.5 |
| 25 | 37.5 | 4.5 | 7.5 | 37.5 | 24.5 | 7 |
| 25.5 | 38 | 5 | 8 | 38 | 25 | 7.5 |
| 26 | 38.5 | 5.5 | 8.5 | 38 | 25.5 | 8 |
| 26.5 | 39 | 6 | 9 | 39 | 26 | 8.5 |
| 27 | 39.5 | 6.5 | 9.5 | 39.5 | 26.5 | 9 |
| 27.5 | 40 | 7 | 10 | 40 | 27 | 9.5 |
| 28 | 40.5 | 7.5 | 10.5 | 40.5 | 27.5 | 10 |
| 28.5 | 41 | 8 | 11 | 41 | 28 | 10.5 |
| 29 | 41.5 | 8.5 | 11.5 | 41.5 | 28.5 | 11 |
| 30 | 42 | 9 | 12 | 42 | 29 | 11.5 |