Each brand has a specific sizing guide. Please see the sizing guide for Sprout Heritage below:
| Age | Weight | Height |
| 0 - 3 Months | 6.5kg | 62cm |
| 3 - 6 Months | 8kg | 68cm |
| 6 - 12Months | 10 kg | 75cm |
| 1 - 2 Years | 12kg | 88cm |
| 2 - 3 Years | 14kg | 98cm |
| 3 - 4 Years | 16kg | 107cm |
| 4 - 5 Years | 17kg | 113cm |