1. This is a pet toy that interacts with the main pet. It integrates various functions such as automatic retractable hand toss, pet yo-yo, and tooth-grinding ball. 2. The toy has a built-in automatic retractable pull rope, which is covered on the owner's finger through a circular rope buckle at one end. After turning and throwing, the ball can be thrown far away with the help of inertia, and the dog can be retrieved while throwing, enhancing the owner and the dog. dog emotions. 3. You can also put the rope buckle on your finger and repeat the process of throwing and retracting like a yo-yo to interact with the dog. 4. The pet itself can also be used as a pet molar ball, with a pumpkin-like appearance and a design of a hard molar column on the top, which can well clean the dog's tooth dirt and protect the oral health.