| Size | S | M | L | XL | XXL | XXXL |
| Neck | 14-14.5 | 15-15.5 | 16-16.5 | 17-17.5 | 18-18.5 | 19-19.5 |
| Chest | 34-37 | 38-41 | 42-45 | 46-49 | 50-53 | 54-57 |
| Waist | 27-30 | 31-33 | 34-36 | 37-40 | 41-44 |
Perfect
"One of my girlfriends had a Jachs jacket when we went camping and it was incredibly warm. Perfect for those cold Colorado nights by the campfire. So I purchased a Medium and it fit perfectly to where I can wear layers underneath. Longer sleeves which work well for my height too 5’10”."