ST255
Youth:
| Product measurements | Youth S | Youth M | Youth L |
| Chest width | 16 1/2 | 18 | 19 |
| Sleeve length from center back | 26 | 28 1/2 | 31 |
| Body length at back | 21 | 23 | 25 |
Adult:
| Product measurements | S | M | L | XL | XXL | 3XL |
| Chest width | 20 | 21 1/2 | 23 | 24 1/2 | 26 | 28 |
| Sleeve length from center back | 35 1/4 | 35 7/8 | 36 1/2 | 37 1/8 | 37 3/4 | 38 1/2 |
| Body length at back | 27 1/2 | 28 1/2 | 29 1/2 | 30 1/2 | 31 1/2 | 32 |