[Size]: 9*9*23CM, weight: 310g [High quality material] This product is made of environmentally friendly and healthy food-grade ABS material, sturdy, resistant to wear and durable. It can be used for multiple cats at the same time to effectively improve the intelligence of the cat. They learn to play. [Fun toys for cats] Cats can interact with toys or play with their owners. Toys that move back and forth and a cat ball that swings up and down will bring a variety of pleasure to the cat, so that the cat will not damage furniture, clothes, etc. [Peer Relationship] When the owner is not at home, ball toys can bring cats a lot of fun, improve their IQ and reduce their anxiety. The cat will interact with toys or play with the owner. Moving toys and interactive balls moving up and down will bring cats more fun. [100% Satisfied] If you receive broken products or are not 100% satisfied with our products, do not hesitate to contact our customer service. We will provide the best solution.