feature: This pet sound ball is made of high-quality TPR and can bounce and flash lights. It attracts your pet's attention so you can play with your pet. This toy ball is elastic and allows the dog to chase it continuously. It not only allows the dog to exercise happily, but also trains the dog's agility and helps it stay strong. The color of this ball is multi-mixed to better attract your pet's attention. Even in dark places, your cats and dogs can play with the glitter ball happily. This toy is waterproof, odorless, and won't easily get crushed or leave teeth marks, so your dog can enjoy the toy ball for a long time. This pet sound ball is made of high-quality TPR, which is safety, waterproof and anti-bite material. It can remove residue between teeth and keep the mouth clean. It is very durable and safe. Style: spike ball/light ball Material: TPR+AG3 button battery Size: Approximately 5.5cm/2.17in, suitable for small to medium dogs and cats Package: 1pc comes with a toy ball Function: 1. Collision light, the light will automatically stop after 12 seconds. 2. Highly elastic toy ball, interactive dog training, have a good body. 3. Food-grade TPR material, flexible and bite-resistant without damaging teeth.