High Quality Material: The cooling dog bite toy is made of non-toxic rubber. It is safe and extremely durable. It is suitable for your pet to chew and play. It is very suitable for puppies with teeth. Instructions: The inside of the frozen ball can be filled with pure water and food. Putting dogs’ favorite snacks can increase dogs’ interest. Your puppy is comfortable and cool when chewing and playing. Full of Fun: Leaking food can increase dog’s interest and preserve dog’s favorites, eliminate loneliness when owner is not away from home, relieve anxiety and prevent dogs from developing depression. Reduces Pain: Small particles on the puppy toy help clean dog’s teeth and massage gums during chewing to relax the dog. Contents: 1 refreshing dog toy. If you have any questions about the products, you can always contact us and we will provide you with the best customer service.