| Size | Weight | Chest Girth |
|---|---|---|
| XXS | 4 - 7 lbs. | 9" - 12" |
| XS | 8 - 10 lbs. | 12" -14" |
| S | 12 - 20 lbs. | 14" - 17" |
| M | 20 - 35 lbs. | 17" - 21" |
| L | 35 - 65 lbs. | 21" - 24" |
| XL | 65 - 95 lbs. | 24" - 27" |
| XXL | >95 lbs. | 27" - 31" |
Size chart is a general guide. It may include sizes that are unavailable for this item.