Target Dart Shirts Size Guide
| Size | Length (in) | Neck (in) | Chest (in) |
| 8yrs | 20 | 6.5 | 15.7 |
| 10yrs | 21.4 | 6.7 | 16.9 |
| Extra Small | 27.3 | 6.1 | 39 |
| Small | 28.1 | 6.3 | 41 |
| Medium | 28.9 | 6.5 | 42 |
| Large | 29.7 | 6.6 | 44 |
| 1XL | 30.5 | 6.9 | 47 |
| 2XL | 31.3 | 7.1 | 49 |
| 3XL | 32.1 | 7.3 | 52 |
| 4XL | 33 | 7.5 | 54 |
| 5XL | 34.2 | 7.7 | 56 |