| Size | Collar to Tail | Chest |
| X-Small | 35cm / 13.5" | 44-50cm / 17-19.5" |
| Small | 40cm / 15.5" | 50-56cm / 19.5 -22" |
| Medium | 45cm / 17.5" | 54-62cm / 21-24.5" |
| Large | 55cm / 21.5" | 67-80cm / 26-31.5" |
| X-Large | 65 / 25.5" | 76-92cm / 30-36" |
| XX-Large | 75 / 29.5" | 84-102cm / 33-40" |
