Sizing Chart - Threadfast
| BODY LENGTH (IN) | BODY WIDTH (IN) | SLEEVE LENGTH (IN) | |
| XS | 27 | 19.5 | 25 |
| SM | 27.5 | 21 | 25.25 |
| MD | 28 | 23 | 25.5 |
| LG | 28.5 | 25 | 25.75 |
| XL | 29 | 27 | 26 |
| XXL | 29.5 | 28.5 | 26.25 |
| 3XL | 30 | 30 | 26.5 |
| BODY LENGTH (IN) | BODY WIDTH (IN) | SLEEVE LENGTH (IN) | |
| XS | 27 | 19.5 | 25 |
| SM | 27.5 | 21 | 25.25 |
| MD | 28 | 23 | 25.5 |
| LG | 28.5 | 25 | 25.75 |
| XL | 29 | 27 | 26 |
| XXL | 29.5 | 28.5 | 26.25 |
| 3XL | 30 | 30 | 26.5 |