For girth, measure the widest part of your dog's torso.
For back, measure around the bottom of the ribs.
For best results, use a soft measuring tape to measure your dog.
Remember: There should always be enough room between your dog and the product to slip one finger between comfortably.
| Size | Around the neck | Around the girth | Around the back |
|---|---|---|---|
| Medium | 15" - 19" | 17" - 29" | 15" - 23" |
| Large | 19" - 29" | 23" - 37" | 19" - 29" |
| Extra Large | 23" - 39" | 29" - 45" | 23" - 35" |