| Size (US) | Chest | Neck | Waist | Arm Length |
| XS | 32-34 | 13-13.5 | 26-28 | 31-32 |
| S | 35-37 | 14-14.5 | 29-31 | 32-33 |
| M | 38-40 | 15-15.5 | 32-34 | 33-34 |
| L | 41-43 | 16-16.5 | 35-37 | 34-35 |
| XL | 44-46 | 17-17.5 | 38-40 | 35-36 |
| XXL | 47-49 | 18-18.5 | 41-43 | 36-36.5 |
Chest
Measure under your arms around the fullest part of your chest.
Arm Length
Bend your elbow at 90 degrees and put your hand on your hip. Start the tape measure at the bone at the center back of your neck. Continue the tape measure along your shoulder to your elbow & down to your wrist bone. This is your total arm length.
Neck
Measure around the middle of your neck (at the Adam’s apple), keeping tape a bit loose.
Waist
Measure around your natural waistline, keeping the tape a bit loose.
Still not sure what you need? Email customerservice@rainforest.com
