1、[Food Leakage Design] Dog treat toy is designed with slits, when dogs play, treats or food will leak out from inside, suitable for small, medium and large dogs. 2、[Teeth Cleaning] Dog treat dispensing toy is designed with teeth cleaning channels on both sides to prevent plaque buildup, reduce tartar and enhance your puppy's oral and dental health. 3、[Teeth Grinding] This dog slow feeder toy is designed with many bumps to satisfy your pet's biting nature, while effectively removing all kinds of meal scraps, dirt and calculus. 4、[Bite Resistant] The dog food dispensing toy is made of TPR material, which is environmentally friendly and durable, safe and non toxic, bite resistant and has a longer service life. 5、[Promote Exercise] Pet treat puzzle toy with hedgehog shape design, can attract dogs to play, and can allow pets to eat while exercising, effective control of dog weight.