1. The upgraded version of the suction cup toy: the suction cup + molar toy + strong polyester rope combined design, using 2 super suction cups, it can be adsorbed on any plane. 2. Wooden floors, rough porcelain floors can use this toy, and it will not affect the suction of the suction cups. 3. The suction cup tension design allows the dog to play with the tension of the rope, which improves the dog's interest in playing 4. The teeth grinding toy can complete the process of cleaning the mouth when the pet dog is playing with the product.