... of the Medium is 9-1/2” For Small Beagles,Fox Terrier,Keeshound,Whippets,Westirs,Jack Russels,Standard Dachshunds,Standard Poodles ... is 11” For Border Collie,Large Beagles,Springers,Cocker Spaniel,Fox Terrier and dogs with similar size snouts.This muzzle is ...