Get ready to dominate the lanes with the all-new ROCKSTAR AMPED. The revolutionary new NanoStar Pearl reactive coverstock, factory-shined with Power Edge, steals the show consistently time and time again thanks to the medium load of nanoparticles blended throughout. Beneath the shredding cover lies the heart and soul of it all, the Rocker + A.I. Core Technology. The Rocker Core provides the raw, untamed power, generating a high-revving, aggressive motion that pushes through the pins like a power chord through a stack of amplifiers. This pearlized bowling ball is designed to shred those Medium to Medium/Heavy oil conditions with incredible performance and unstoppable pin action. No matter your style or age, the ROCKSTAR AMPED is designed for every bowler looking to amplify their game.