Cue Cube Shaft Slicker is a leather two sided shaft cleaner and polisher. You use the nylon side first to remove grime and chalk. Then use the leather side  to burnish and make it nice and smooth. This is a super easy way to keep your cue looking and feeling brand new.  The seccond part of the product is the Cue Cube, the ultimate shaping and scuffing tool, on one side you can refine your cue tip to a nickel radius, the other side is used to scuff up the cue tip for optimal chalk retention before you shot.