1. This product can be used as a water toy. 2. Irregular soft molar block, annular hard molar surface 3. The toy also has a built-in sound device, the dog squeaks during the chewing process, attracting the dog's interest 4. Deeply clean the dog's incisors, canines and molars when the dog is playing, effectively protect the oral health and remove the calculus. 5. It can also be used as a Frisbee toy. The owner can throw it out and let the dog pick it up. Repeating this process back and forth can enhance the active relationship and exercise the dog's physical fitness.