Size Chart for Pet Gear
By Steve Kopitz
Shop Camping and Outdoor Pet Gear
* Measurements in weight or in Animal chest girth
| Brand | X-Small | Small | Medium | Large | X-Large |
| Granite Gear | - | 20" - 26" | 24" - 30" | 27" - 33" | 31" - 37" |
| Ruff Wear | 17" - 22" | 22" - 27" | 27" - 32" | 32" - 36" | 36" - 42" |
| Astral | 13" - 19" | 17" - 25" | 21" - 30" | 26" - 35" | 30" - 39" |
| MTI | 2 - 12 lbs. | 12 - 24 lbs. | 24 - 60 lbs. | 60 - 90 lbs. | 90 - 120 lbs. |
| CWB | Up to 15 lbs. | 15 - 30 lbs. | 30 - 60 lbs. | 60 - 80 lbs. | Over 80 lbs. |
| O'Brien | Up to 15 lbs. | 15 - 30 lbs. | 30 - 60 lbs. | 60 - 80 lbs. | Over 80 lbs. |