| INSOLE | AGE | EURO | UK | US | Outsole |
| 10 | 0.5-1 Years | 20 | 2.5 | 3.5 | 13 |
| 10.5 | 1 Years | 20 | 2.5 | 3.5 | 13.5 |
| 11 | 1-1.5 Years | 21 | 3.5 | 4.5 | 14 |
| 11.5 | 1.5-2 Years | 21 | 3.5 | 4.5 | 14.5 |
| 12 | 2 Years | 22 | 4.5 | 5.5 | 15 |
| 12.5 | 2-2.5 Years | 22 | 4.5 | 5.5 | 15.5 |
| 13 | 2.5-3 Years | 23 | 5.5 | 6.5 | 16 |
| 13.5 | 3 Years | 23 | 5.5 | 6.5 | 16.5 |
| 14 | 3-3.5 Years | 24 | 6.5 | 7.5 | 17 |
| 14.5 | 3.5-4 Years | 25 | 7.5 | 8.5 | 17.5 |
| 15 | 4 Years | 25 | 7.5 | 8.5 | 18 |
| 15.5 | 4-4.5 Years | 26 | 8.5 | 9.5 | 18.5 |
| 16 | 5 Years | 26 | 8.5 | 9.5 | 19 |
| 16.5 | 5-5.5 Years | 27 | 9.5 | 10.5 | 19.5 |
| 17 | 5.5-6 Years | 27 | 9.5 | 10.5 | 20 |
| 17.5 | 6 Years | 28 | 10.5 | 11.5 | 20.5 |
| 18 | 6-6.5 Years | 28 | 10.5 | 11.5 | 21 |
| 19 | 7 Years | 29 | 11.5 | 12.5 | 22 |
| 20 | 7.5-8 Years | 30 | 12 | 13 | 23 |