The Storm Summit Ascent bowling ball is a 15lb symmetric ball made of urethane with a reactive resin coverstock. The multicolor ball features a matte finish and is undrilled, making it ideal for medium-heavy lane conditions. As a strike ball designed for ten-pin bowling, this Storm bowling ball is a reliable choice for serious bowlers looking to improve their performance on the lanes. Made in the United States, this new ball comes directly in its original packaging, making it a great addition to any bowler's arsenal.