Ghostball Pool Billiards Aim Trainer Ghost Ball by McDermott

The Ghostball Aim Trainer helps to improve focus and aiming points. It takes the confusion out of position play so you can better place the cue ball for your next shot. Designed for beginner to advanced level players, the Ghostball Aim Trainer gives instant visual feedback to help you improve your game. Includes a 12-page easy-to-use instructional booklet