Color: BLACK/BLUE /CARAMEL Core: Robot Core Type: Asymmetrical Coverstock: UMP Gen 4A Reactive Pearl Finish: 800, 1000, 2000, 2000 Abralon sanded, polished with Powerhouse Factory Finish RG: #16-2.51, #15-2.50, #14-2.48 Differential: #16-.055, #15-.058, #14-.054 Reaction: Extremely Angular At Break Point Recommened Lane Condition: Medium to Medium-Heavy Description: This all new 7 Series ball, the 718A, was designed to be a new and improved version of 2009s 715A. In the two years since the introduction of the 715A, we have been working to design a more usable product for the masses. We used your feedback to design the 718A.