... service 3. high quality products 4. professional the best dog muzzledog muzzle Size UsageCircumference of the small is 7-1/2”For Minature ... with similar size snouts.Circumference of the Medium is 9-1/2”For Small Beagles,Fox Terrier,Keeshound,Whippets,Westirs,Jack Russels ... size snouts.Circumference of the Large is 11”For Border Collie,Large Beagles,Springers,Cocker Spaniel,Fox Terrier and dogs with ...