| Size | Chest Girth (cm / in) | Back Length (cm / in) | Recommended Weight (kg / lbs) |
|---|---|---|---|
| S | 35 cm / 13.8 in | 24 cm / 9.4 in | 1.5β2.5 kg / 3.3β5.5 lbs |
| M | 40 cm / 15.7 in | 28 cm / 11.0 in | 2.5β4 kg / 5.5β8.8 lbs |
| L | 45 cm / 17.7 in | 33 cm / 13.0 in | 4β5.5 kg / 8.8β12.1 lbs |
| XL | 50 cm / 19.7 in | 38 cm / 15.0 in | 5.5β7 kg / 12.1β15.4 lbs |
| 2XL | 58 cm / 22.8 in | 40 cm / 15.7 in | 7β10 kg / 15.4β22 lbs |