| Size | Neck | Chest (most important) |
| X-Small | 7.8" | 8.9" - 12.9" |
| Small | 10.2" | 12.6" - 17.3" |
| Medium | 12.6" | 15.4" - 21.6" |
| Large | 14.2" | 19.3" - 26.0" |
|
The measurements are the dimensions of the actual product. Make sure all measurements fit within the dimensions with room to spare in the chest and neck.
NOTE: Please be sure to use actual measurements of your dog (especially the neck measurement), since the harness fits over the dog's head.
