1. This product can be used as a water toy 2. Super-large volume leaking ball, which integrates various functions such as interaction, vocalization, leaking, teeth grinding, etc. 3. Added the function of molar rope, which can also be used as a jumping ball to increase the dog's agility 4. You can play with the dog by yourself, or you can interact with the owner and the pet to enhance the relationship between the owner and the dog. 5. This product can also be put on the water surface when the dog goes out to swim or bathe as a water toy.