Polish Your Ball SMarT Star Ball Maintenance System The SMarT Star is the only truly portable Bowling Ball Maintenance System in the world. Explore your bowling universe with the SMarT Star The unique patented design of the SMarT Star: Sands and Polishes all types of bowling ball coverstocks. Uses the One-of-a-Kind SMarT Orbit Rotating Ball Holder to produce a Factory-Like scratch pattern. * Is portable, use at home or on the road. To see a demonstration on the use of SMarT Tools copy & paste this link: https://youtu.be/dc9RRIVg_7I