| Size guide | ||
| Jeans | ||
| Our sizes | Length | Waist |
| 2-3 years | 21 | 19 |
| 3-4 years | 22 | 19 |
| 5-6 years | 25 | 20 |
| 6-7 years | 28 | 22 |
| 7-8 years | 29 | 24 |
| 8-9 years | 31 | 25 |
| 9-10 years | 32 | 26 |
| 10-11 years | 34 | 26 |
| 11-12 years | 35.5 | 26 |
| 13-14 years | 37.5 | 26 |
| 14-15 years | 39 | 26 |
| 15-16 years | 40.5 | 28 |
| 18-19 years | 43.5 | 28 |