The Northern Sky Sizing Chart - Crewneck
| S | M | L | XL | XXL | |
| LENGTH | 26.5" | 27.5" | 28.5" | 29.5" | 30.5" |
| CHEST | 21.5" | 23" | 24.5" | 26" | 27.5" |
| SLEEVE | 22.5" | 23" | 23.5" | 24" | 24.5" |
| SHOULDERS | 18.5" | 19.25" | 20" | 20.75" | 21.5" |
| S | M | L | XL | XXL | |
| LENGTH | 26.5" | 27.5" | 28.5" | 29.5" | 30.5" |
| CHEST | 21.5" | 23" | 24.5" | 26" | 27.5" |
| SLEEVE | 22.5" | 23" | 23.5" | 24" | 24.5" |
| SHOULDERS | 18.5" | 19.25" | 20" | 20.75" | 21.5" |