Size | Pet Width | Girth Measurement |
Petite | 6-7 inches | 12-16 inches |
Petite/Small | 8-9 inches | 13-18 inches |
Small | 8.5-11 inches | 15-21 inches |
Small/Medium | 11-13 inches | 19-26 inches |
Medium | 12-15 inches | 23-33 inches |
Medium/Large | 14-18 inches | 24.5-34 inches |
Large | 16-21 inches | 27-40 inches |
Extra Large | 17.5-23.5 inches | 32-50 inches |