All measurements in inches.
| Measurement | S | M | L | XL |
|---|---|---|---|---|
| Chest | 20 | 21 | 22 | 23 |
| Bottom | 19 | 20 | 21 | 22 |
| Length (center front) | 27 | 28 | 29 | 30 |
| Neck width | 7.25 | 7.5 | 7.75 | 8 |
| Front neck drop (HSP) | 3.75 | 4 | 4.25 | 4.5 |
| Sleeve length | 8.625 | 8.875 | 9.375 | 9.875 |
| Sleeve open | 5.75 | 6 | 6.25 | 6.5 |