Button Down Shirt Size Chart
| Size | Collar | Shoulder | Chest | Sleeve |
| XS | 14.5" | 18" | 40" | 33" |
| S | 15" | 18.5" | 41" | 34" |
| M | 15.5" | 19" | 42" | 35" |
| L | 16" | 19.5" | 45" | 36" |
| XL | 16.5" | 20" | 48" | 37" |
| XXL | 17" | 20.5" | 52" | 38" |
| Size | Collar | Shoulder | Chest | Sleeve |
| XS | 14.5" | 18" | 40" | 33" |
| S | 15" | 18.5" | 41" | 34" |
| M | 15.5" | 19" | 42" | 35" |
| L | 16" | 19.5" | 45" | 36" |
| XL | 16.5" | 20" | 48" | 37" |
| XXL | 17" | 20.5" | 52" | 38" |