Adult Sizing
| XS | S | M | L | XL | 2XL | 3XL | 4XL | |
| Chest Width | 18 1/2 | 20 | 21 1/2 | 23 | 24 1/2 | 26 | 28 | 30 |
| Body Length at Back | 27 | 28 | 29 | 30 | 31 | 32 | 32 1/2 | 33 |
| Sleeve Length | 17 1/4 | 18 | 18 3/4 | 19 1/2 | 20 1/4 | 21 | 21 3/4 | 22 1/2 |
Youth Sizing
| XS | S | M | L | XL | |
| Size | 4 | 6/8 | 10/12 | 14/16 | 18/20 |
| Chest Width | 15 | 16 | 17 | 18 | 19 1/2 |
| Body Length at Back | 20 | 21 1/2 | 23 | 25 | 27 |
| Sleeve Length | 12 1/2 | 13 1/2 | 14 1/2 | 15 1/2 | 16 1/2 |