Item Type: Pet Training Throwing Ball Material: TPR + ABS Length: Approx. 62.5mm / 2.46in Width: Approx. 62.5mm / 2.46in Height: Approx. 63.5mm / 2.5in1Bouncy Dog Ball: Bouncy dog ball can keep crusty dogs chasing, not only makes dogs happy to exercise, but also exercises their quickness, encourages them to exercise, and helps them stay healthy and strong. 2Multifunctional Ball: This interactive pet toy ball has functions such as automatic telescopic hand throwing ball, pet yoyo, molar ball and so on. It can increase the happiness of the dog. 3With Retractable Drawstring: The built in retractable drawstring in the dog puzzle ball releases excessive negative energy, doubles the fun, and brings more fun to your dog. 4Bite Resistant: This dog bite toy is made of environmentally friendly and healthy TPR + ABS, safe and durable. It is an indestructible dog toy ball that can withstand vigorous chewing. 5Molar Function: 360 full enclosed bumps in the middle part can clean the dog's incisor, molar, and tines of rice residue and dirt. Apply pet specific toothpaste or attractant on the bumps to allow dogs to brush their teeth. 1 xPet Training Throwing Ball