The 15lb Storm Level bowling ball is a high-quality Bowling Ball designed for serious bowling enthusiasts. With a sleek black color and Symmetrical core type, this ball offers precision and control during gameplay. Made from RPM Solid Reactive coverstock, it is durable and reliable for consistent performance. This ball is ideal for competitive bowling matches on sport patterns where accuracy and controlling the pocket is important and urethane is not an option or does not provide enough shape.