NFL Jersey Sizing Guide
| Size | Chest (inches) | US Equivalent | UK Equivalent |
|---|---|---|---|
| S | 34-36 | Small | Small |
| M | 38-40 | Medium | Medium |
| L | 42-44 | Large | Large |
| XL | 46-48 | X-Large | X-Large |
Measurement Tips: Measure around the fullest part of chest under arms. Allow extra room if wearing over other layers.