Measure your dog’s chest circumference above the front legs and the girth below the front legs, adding 2 extra centimetres to the result.
If between two sizes, always choose the larger one.
| Chest | Circumference | |
| XS | 26 - 33 cm | 30 - 35 cm |
| S | 34 - 40 cm | 37 - 43 cm |
| M | 41 - 52 cm | 44 - 55 cm |