Petsport tuff ball is an industrial strength tennis ball designed especially for dogs that love chewing. It is crafted with extra thick natural rubber giving it extra bounce. The ball is non-toxic and does not cause any health issues. Moreover, it is non-abrasive so it will not wear down your pet's teeth. Also, the ball won't stain your carpet as it is made using colorfast dye. All the components of this ball are made with quality materials that pass through various quality control checks. Professional tennis ball for fetch playExtra thick natural rubber for durability and better bounceTuff Blue Balls Dog Toy Dimensions: 2. 5" diameterNon-toxic - harmless to your petWont wear down teethCrafted with quality materialPetsport is known for creating comfortable and save products for your four-legged friends. The company offers high-quality pet products at affordable prices.