Dublin Size Chart
| SIZE/AGE | *HEIGHT (CM) | CHEST CIRCUMFERENCE (CM) |
| 0-3M | 37 | 40 |
| 3-6M | 40 | 44 |
| 6-12M | 42 | 46 |
| 12-18M | 44 | 47 |
| 18-24M | 47 | 48 |
*This size chart is intended to provide an approximation. Sizing and fit may vary by style and craftsmanship.
| SIZE/AGE | *HEIGHT (CM) | CHEST CIRCUMFERENCE (CM) |
| 0-3M | 37 | 40 |
| 3-6M | 40 | 44 |
| 6-12M | 42 | 46 |
| 12-18M | 44 | 47 |
| 18-24M | 47 | 48 |