Measure under the arm and around the fullest part of the chest with arms down, keeping tape horizontal.
| XS | S | M | L | XL | XXL | 3XL | 4XL | |
| Chest | 31-34 | 35-37 | 38-40 | 41-43 | 44-46 | 47-49 | 50-53 | 54-57 |
| Chest Width (laid flat) | 18 | 20 | 22 | 24 | 26 | 28 | ||
| Body Length at Back | 28 | 29 | 30 | 31 | 32 | 33 |
