1 EASY SOLUTION! Our trainer ball: 1. Made of high-quality resin material, wear-resistant, unique impact. 2. Calibrated and polished for billiard practicing, increase your billiard skills. 3. The standard lines and dots for players easy to pot & control the ball. 4. Lightweight and small size, easy to carry, convenient to use. 5. Useful tool for billiard lovers, suitable for America pool eight balls. 6. AAA Grade. Made from quality polyester resin which provides exceptional scratch and impact resistance 7. 6 spots that will help you learn how to strike the ball in the same spot, to visualize the spin of the ball. Great training ball to improve your skills. Great for game rooms, bars, sports match, leisure exercise, and players at all skill levels Learn how to jump, jump-follow, jump-draw & jump-masse with the easy-to-use Champion Aim Trainer and training ball. Introduction: This training ball is made with a perfect rebound. The resin is made for optimal rebound to contol every shot perfectly. The ball is supposed to improve how you hit. All around the ball are marked targets. These targets are the ones you would hit in order to hit jumps. Marked with 6 or 9 dots on the surface of the ball, also known as measles pattern. This allows you to visualize the ration following your shot easily. As you learned to hit the target, you would get the feel of your cue.