| Average Age |
Prem | 0-3 mths |
3-6 mths |
6-12 mths |
1-2 yrs |
| Chest Size (cm) |
31-35cm | 41cm | 46cm | 51cm | 56cm |
| Chest Size (in) |
12-14in | 16in | 18in | 20in | 22in |
| 2-4 yrs |
4-6 yrs |
6-8 yrs |
8-10 yrs |
10-12 yrs |
12-14 yrs |
| 61cm | 66cm | 71cm | 76cm | 81cm | 86cm |
| 24in | 26in | 28in | 30in | 32in | 34in |