CHEST:
MEASURE THE WIDEST PART OF YOUR CHEST, UNDER YOUR ARMPITS AND AROUND. BE SURE THAT YOUR ARMS ARE RESTING AT YOUR SIDES.
SLEEVE:
MEASURE FROM THE MIDDLE OF THE BACK OF YOUR NECK, OVER YOUR SHOULDER, OVER YOUR ELBOW, ENDING AT YOUR WRIST.
WAIST:
MEASURE THE SMALLEST POINT OF YOUR WAIST ALL THE WAY AROUND.
MENS' SIZING CHART:
| SIZE | S | M | L | XL | 2XL | 3XL | 4XL | 5XL |
| CHEST | 38-40 | 40-42 | 42-44 | 46-48 | 50-52 | 54-56 | 58-60 | 61-63 |
| SLEEVE | 32 | 33 | 34 | 35 | 36 | 36.5 | 36.5 | 37 |
| WAIST | 29-32 | 33-34 | 34-38 | 36-40 | 40-46 | 46-52 | 52-58 | 58-62 |
WOMENS' SIZING CHART:
| SIZE | XS | S | M | L | XL | 2XL | 3XL | 4XL |
| CHEST | 31 | 33-34 | 35-37 | 38-40 | 41-43 | 44-46 | 47-49 | 50-52 |
| SLEEVE | 26-27 | 28-29 | 30-31 | 32-33 | 34-35 | 36-38 | 40-42 | 43-45 |
| WAIST | 35-36 | 37-38 | 39-40 | 41-42 | 43-44 | 45-47 | 48-50 | 51-55 |