| INSOLE | AGE | EURO | UK | US | Outsole |
| 15 | 2-2.5 Years | 25 | 7.5 | 8.5 | 17.5 |
| 15.5 | 2.5-3 Years | 25 | 8 | 9 | 18 |
| 16 | 3-3.5 Years | 26 | 8.5 | 9.5 | 18.5 |
| 16.5 | 3.5-4 Years | 27 | 9 | 10 | 19 |
| 17 | 4-4.5 Years | 28 | 10 | 11 | 19.5 |
| 17.8 | 4.5-5 Years | 29 | 10.5 | 11.5 | 20.3 |
| 18.1 | 5-5.5 Years | 30 | 11 | 12 | 20.6 |
| 18.4 | 5.5-6 Years | 30 | 11.5 | 12.5 | 20.9 |
| 19.1 | 6.5-7 Years | 31 | 12 | 13 | 21.6 |
| 19.7 | 7-7.5 Years | 32 | 13 | 1 | 22.2 |
| 20.3 | 8-8.5 Years | 33 | 14 | 1.5 | 22.8 |
| 21 | 9-10 Years | 34 | 1.5 | 2.5 | 23.5 |