Measure the circumference of your dog's neck and add an extra 2 centimetres to the result.

• XS: 16-21 cm (width 1,3 cm)

• S: 21,5-27 cm (width 1,3 cm)

• M: 27-32 cm (width 1,4 cm)

If you are between two sizes, always go for the larger size.