Native Summit T-Shirt Size & Fit Guide
| Bella Canvas Unisex T-Shirts | Chest to Fit | |
| XS | Extra Small | 31" - 34" |
| S | Small | 34" - 37" |
| M | Medium | 38" - 41" |
| L | Large | 42" - 45" |
| XL | Extra Large | 46" - 49" |
| 2XL | Double Extra Large | 50" - 53" |
| 3XL | Triple Extra Large | 54" - 57" |
| 4XL | Quadruple Extra Large | 58" - 61" |
Native Summit Long-Sleeve Shirt Size & Fit Guide
| Comfort Colors Unisex Long Sleeve | Chest to Fit | |
| XS | Extra Small | - |
| S | Small | 37" - 45.5" |
| M | Medium | 41" - 47.5" |
| L | Large | 45" - 50.5" |
| XL | Extra Large | 49" - 53" |
| 2XL | Double Extra Large | 53" - 66" |
| 3XL | Triple Extra Large | 56" |