Buster metal dog muzzles with leather strap buster muzzlesthese metal dog muzzles are robust with a strong leather strap to keep your dog secure the muzzle nose rest is made up of felt material for added comfortsize 5 suitable for dog breeds such as beagle border collie cocker spaniel poodle welsh terriersize 6 suitable for dog breeds such as dalmatian elkhound german shepherd pointer springer spanielsize 7 suitable for dog breeds such as english setter flat coated retriever foxhound golde