Size-Cousins-I
| Size | Chest |
| BS | 25" - 27" |
| BM | 27" - 29" |
| BL | 29" - 31" |
| XS | 33" - 35" |
| S | 36" - 38" |
| M | 39" - 41" |
| L | 42" - 44" |
| XL | 45" - 48" |
| 2XL | 49" - 52" |
| 3XL | 53" - 56" |
| 4XL | 57" - 60" |
| 5XL | 61" - 64" |
Measure around the fullest part.
Feed a measuring tape under your arms and all the way around.