• High-quality materials: our dog balls are made of high-quality E-TPU material, which is strong and durable, safe, non-toxic, and environmentally friendly. • Size: 2 dog training balls of 6.3 cm, suitable for small, medium, and large dogs. • Interactive toy: perfect for traditional fetch games and ball launchers. • Dental care: the irregular surface helps remove food debris and maintain oral health. • Water toy: floats on water, ideal for playing in the pool or at the beach.