... service 3. high quality products 4. professional the best dog muzzledog muzzle Size UsageCircumference of the small is 7-1/2”For Minature ... Spaniels&other Miniature Breeds with similar size snouts.Circumference of the Medium is 9-1/2”For Small Beagles,Fox Terrier ... ,Lhasa Apso and dogs with similar size snouts.Circumference of the Large is 11”For Border Collie,Large Beagles,Springers,Cocker ...