| INSOLE | AGE | EURO | UK | US | Outsole |
| 15 | 3-4 Years | 26 | 6.5 | 7.5 | 17.5 |
| 16 | 4-5 Years | 28 | 7.5 | 8.5 | 18.5 |
| 17 | 5-6 Years | 30 | 8.5 | 9.5 | 19.5 |
| 18 | 6-7 Years | 32 | 10 | 11 | 20.5 |
| 19 | 7-8 Years | 34 | 12 | 13 | 21.5 |
| 20 | 8-9 Years | 36 | 13 | 1 | 22.5 |
| 21 | 9-10 Years | 38 | 14.5 | 2.5 | 23.5 |
| 22 | 10-11 Years | 40 | 15.5 | 3.5 | 24.5 |