Dr. Martens
| US Sizing | Approx. Age | CM | INCHES |
| 1 | 3-6 months | 10.16 | 4 |
| 2 | 6-9 months | 11.43 | 4.5 |
| 3 | 9-12 months | 12.7 | 5 |
| 4 | 12-18 months | 13.97 | 5.5 |
| US Sizing | CM | INCHES |
| 8 | 17.78 | 7 |
| 9 | 18.42 | 7.25 |
| 10 | 19.05 | 7.5 |
| 11 | 20.32 | 8 |
| 12 | 21.59 | 8.5 |
| 13 | 22.23 | 8.75 |
| Junior 1 | 22.86 | 9 |
| Junior 2 | 24.13 | 9.5 |
