Size Guide:
| Length | Chest | |
| 6-12 months | 35cm | 23cm |
| 1 year | 37cm | 24cm |
| 2 years | 39cm | 25cm |
| 3 years | 41cm | 26cm |
| 4 years | 43cm | 27cm |
| 5 years | 45cm | 28cm |
| Length | Chest | |
| 6-12 months | 35cm | 23cm |
| 1 year | 37cm | 24cm |
| 2 years | 39cm | 25cm |
| 3 years | 41cm | 26cm |
| 4 years | 43cm | 27cm |
| 5 years | 45cm | 28cm |