Size Guide
| Size | Body - B | Chest - A |
| 3-6M | 15 inch | 8 inch |
| 6-12M | 16 inch | 8.75 inch |
| 12-18M | 17 inch | 9.5 inch |
| 2T | 15.50 inch | 12 inch |
| 4T | 16.50 inch | 13 inch |
| 6 | 17.50 inch | 14 inch |
| 8 | 21 inch | 14.75 inch |
| 10 | 22.50 inch | 15.50 inch |
| 12 | 24.25 inch | 16.50 inch |
| Small | 28.5 inch | 17.5 inch |
| Medium | 29.75 inch | 19.5 inch |
| Large | 30.75 inch | 23.5 inch |
| X-Large | 31.75 inch | 23.5 inch |
| Womens XS | 24 inch | 16 inch |
| Womens S | 25.50 inch | 17.50 inch |
| Womens M | 26 inch | 18.50 inch |
| Womens L | 26.50 inch | 19.50 inch |
| Womens XL | 27.25 inch | 21 inch |