Sizing Chart - Nike
| MEN'S | |
| CHEST | |
| XS | 32 -35 IN |
| SM | 35 - 37.5 IN |
| MD | 37.5 - 41 IN |
| LG | 41 - 44 IN |
| XL | 44 - 48.5 IN |
| XXL | 48.5 - 53.5 IN |
| 3XL | 53.5 - 58 IN |
| 4XL | 58 - 63 IN |
| LADIES | ||
| SIZE | BUST | |
| SM | 4 / 6 | 32.5 - 35.5 IN |
| MD | 8 / 10 | 35.5 - 38 IN |
| LG | 12 / 14 | 38 - 41 IN |
| XL | 16 / 18 | 41 - 44.5 IN |
| XXL | 20 | 44.5 - 48.5 IN |