Size Chart - Benji and Moon Collars
| Size | Length | Width | First hole to Last hole |
| Medium | 50cm/19.7in | 2.2cm/.86in | Buckle to first hole: 33.5cm/13.2in - to last hole 41.5cm/16.3in |
| Large | 52cm x 20.5in | 2.5cm/.98in | Buckle to first hole: 40 cm/15.7in - to last hole 49 cm/19.3in |
| X Large | 75cm x 30in | 3cm/1.18in | Buckle to first hole: 59 cm/23.2in - to last hole 68.5 cm/27in |