The Brunswick Quantum Evo Pearl 15lb bowling ball is a high-performance ten-pin bowling ball designed for medium-heavy lane conditions. Made with reactive resin coverstock and an asymmetrical core, this ball offers exceptional performance on the bowling lanes. With a weight of 15 lbs and featuring drilled performance, this ball is perfect for competitive bowling or recreational play. The ball is approved by the United States Bowling Congress (USBC) and is a top choice for athletes and enthusiasts looking to improve their game.