Musto Footwear Size Guide
| UK Size | EU Size | US(M) Size | US(W) Size |
| 3.5 | 36 | 4 | 5.5 |
| 4 | 37 | 4.5 | 6 |
| 4.5 | 37.5 | 5 | 6.5 |
| 5 | 38 | 5.5 | 7 |
| 5.5 | 38.7 | 6 | 7.5 |
| 6 | 39.3 | 6.5 | 8 |
| 6.5 | 40 | 7 | 8.5 |
| 7 | 40.5 | 7.5 | 9 |
| 7.5 | 41 | 8 | 9.5 |
| 8 | 42 | 8.5 | 10 |
| 8.5 | 42.5 | 9 | |
| 9 | 43 | 9.5 | |
| 9.5 | 44 | 10 | |
| 10 | 44.5 | 10.5 | |
| 10.5 | 45 | 11 | |
| 11 | 46 | 11.5 | |
| 11.5 | 46.5 | 12 | |
| 12 | 48 | 13 |
