Sizing
Harnesses
When your human measures your chest, have them measure right behind your front legs.
| Size | Neck | Chest | Weight Range |
| XS | 8-10.5" | 13.5-18" | 4-8 lbs |
| S | 10-12.5" | 17-20.5" | 7-12 lbs |
| M | 12-14.5" | 19.5-25" | 12-23 lbs |
| L | 14-16.5" | 21-28.5" | 18-27 lbs |
| XL | 16-18" | 23.5-32" | 24-36 lbs |
Collars
Collars fit different ranges, with overlap between sizes. If your neck fits two different sizes, pick the collar width that you prefer.
| Size | Neck | Collar Width |
| Medium | 13-20" | .78" |
| Large | 16-26" | 1" |