| Size | Dog muzzle circumference |
Inside muzzle circumference |
Depth | Weight |
| 1# | 18-21cm | 22cm | 9cm | 66g |
| 2# | 21-25cm | 26cm | 10cm | 83g |
| 3# | 25-29cm | 30cm | 12cm | 126g |
| 4# | 29-31cm | 32cm | 12.5cm | 147g |
| 5# | 31-35cm | 36cm | 13cm | 190g |
| 6# | 35-39cm | 40cm | 14.5cm | 248g |
| Size | Dog muzzle circumference |
Inside muzzle circumference |
Depth | Weight |
| 1# | 18-21cm | 22cm | 9cm | 66g |
| 2# | 21-25cm | 26cm | 10cm | 83g |
| 3# | 25-29cm | 30cm | 12cm | 126g |
| 4# | 29-31cm | 32cm | 12.5cm | 147g |
| 5# | 31-35cm | 36cm | 13cm | 190g |
| 6# | 35-39cm | 40cm | 14.5cm | 248g |