Swanndri Men's Jackets & Shirts Size Guide
| Size | Neck | Chest |
| XS | 15.5" - 16" | 34" - 34.5" |
| Small | 16" - 16.5" | 36" - 37.5" |
| Medium | 16.5" - 17" | 38" - 39.5" |
| Large | 17" - 17.5" | 40" - 41.5" |
| XL | 17.5" - 18" | 42" - 43.5" |
| XXL | 18" - 18.5" | 44" - 45.5" |
| 3XL | 18.5" - 19" | 46" - 47.5" |
| 4XL | 19" - 19.75" | 48" - 50" |
| 5XL | 19.75" - 21" | 50.5" - 52.5" |