Size Guide (Gradeschool New Balance)
| EU | US | UK | CM |
| 35.5 | 3.5 | 3 | 21.5 |
| 36 | 4 | 3.5 | 22 |
| 37 | 4.5 | 4 | 22.5 |
| 37.5 | 5 | 4.5 | 23 |
| 38 | 5.5 | 5 | 23.5 |
| 38.5 | 6 | 5.5 | 24 |
| 39 | 6.5 | 6 | 24.5 |
| 40 | 7 | 6.5 | 25 |
| EU | US | UK | CM |
| 35.5 | 3.5 | 3 | 21.5 |
| 36 | 4 | 3.5 | 22 |
| 37 | 4.5 | 4 | 22.5 |
| 37.5 | 5 | 4.5 | 23 |
| 38 | 5.5 | 5 | 23.5 |
| 38.5 | 6 | 5.5 | 24 |
| 39 | 6.5 | 6 | 24.5 |
| 40 | 7 | 6.5 | 25 |