Different dogs have different chewing styles and strengths, even within the same breed, be sure to choose the correct chew size and type for your dog.-Nylabone dura chew. Satisfies natural urge to chew.-Discourages destructive chewing.-Helps clean teeth-Fights Boredome-Provides long lasting enjoyment-Made in the USA-Non edible- bristles raised during chewing help clean teeth and control plaque and tartar.-Small shavings (no larger than a grain of rice) should pass through.