Product Material: High polymer wear-resistant acrylic, natural rubber. [Product Features]: The irregular movement of the forearm, forearm and wrist is performed in the process of moving the rod. [Uses]: Put this product in the front of the club, then transport a regular rod. * Many billiard enthusiasts have many simple errors, low precision and low stability. The main reason is irregular and inaccurate strokes. This trainer greatly improves stroke stability and allows you to fix the wrong movement. *The process of moving the rod is subject to irregular movement of the forearms, forearms and wrists. * Suitable for billiards, snookers, American billiards, 9 balls * Small training rings have great results * Billiard shot training rings significantly improve accuracy and make your stroke easier. * Train pure stroke force rhythm and hit the ball more directly. * For beginners who are not straight but professional players dont have status, they can help them all. * Improve distance shot accuracy and increase billiard striking skills * Keep away from the wrong habit of billiards. * Package: 1 Billiard Rod Scene 1 Storage Bag 1 Pool Rod Scene Recommended by Many Snooker Colleges Place this product in the front of the club and then transport a regular rod.