Buster Inflatable Elizabethan Dog Collar for dogs. x-small outer diameter
- 16cm / inner diameter- 5cm small outer diameter
- 22cm / inner diameter- 7cm medium outer diameter
- 25.5cm / inner diameter- 11cm large outer diameter
- 30.5cm / inner diameter- 16cm x-large outer diameter
- 36cm / inner diameter- 18cm xx-large outer diameter
- 44cm / inner diameter- 22cm