<strong>Storm Pro Finish Bowling Ball Compound (Step 2)</strong><br /><br /> Pro Finish Step 2 compound is exactly what is used at the factory for Storm's shiny reactive balls. Storm has made this available to the public so bowlers can repeat the resurfacing guidelines on their own equipment. Step 2 also removes a moderate amount of scratches and skuff marks on any ball.<br /><br /> <strong>Polish between 320 and 1500-grit<br />32 oz./Quart Bottle</strong>