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

  • XS: 22-26 cm (width 4 cm)

  • S: 25-29 cm (width 4 cm)

  • M: 29-33 cm (width 4 cm)

  • L: 33-37 cm (width 5 cm)

  • XL: 38-42 cm (width 5 cm)

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