Champion Sports ULB Ultra-Lite Cage Ball Bladder Replacement - Ea72" Replacement Ultra Lite Bladder The Champion Sports 72"D Ultra Lite Cage Ball Bladder is 50% lighter than traditional bladders, making it easier to handle for players of all ages. The extra large valve ensures quick inflation and deflation for minimal downtime. This bladder pairs perfectly with Champion Sports Ultra Lite Cage Ball Covers (sold separately in various sizes) to create the ideal cage ball for any game. Remember to choose a cover size