Garment measurements in inches| Size | Chest | Shoulder | Length |
|---|
| S | 46 | 21 | 29 |
|---|
| M | 48 | 21.5 | 29.5 |
|---|
| L | 50 | 22 | 30 |
|---|
| XL | 52 | 24.5 | 30 |
|---|
Compare with a T-shirt you already own. Lay it flat: measure chest width from armpit to armpit and double it, shoulder seam to seam, and length from the highest shoulder point to the hem.