All-natural Nepal Yak Cheese is often referred to as the hardest cheese in the world.  Your dog will love this challenging chew.  Made with real cheese cheese, these dog chews are packed with a smoky flavor your dog will love.  They are great for maintaining dental health all while supplying natural healthy minerals to your dog's dietary needs.  Not to mention they are suitable for both moderate and aggressive chewers.  They have no odor and don't leave a mess.