●Franklin Sports MLB Indestruct-A-Balls 9-inch Training Ball ●Extreme Durability: Designed to retain its shape and prevent cracking, even after thousands of hits ●5X STRONGER - Lab tested to last 5 times longer than traditional plastic training balls ●LIMITED FLIGHT - Designed to flex on impact to prevent cracks and reduce distance travelled ●MULTI-PURPOSE These balls are perfect for sports training, outdoor games, pet training and more