Features: The billiards training assistant is made of high-quality resin material with excellent impact resistance and wear resistance, ensuring durability and long-term use. It helps users easily master high, middle, and low strike points, allowing players to quickly learn various cueing techniques. Assists in aligning shots and maintaining consistent aiming lines and contact points. Designed with fine workmanship, the billiard ball is calibrated and polished for accurate performance during practice. Suitable for American-style pool games, including 8-ball. The pool cue ball is lightweight and compact, making it easy to carry and convenient to use. This billiard cue ball is precision-calibrated and polished, ideal for skill development and practice sessions. Specification: Diameter: 5.72 cm Weight: 170g ± 5g Material: Resin Notes: 1. The actual color of the item may vary slightly from the images shown due to factors such as monitor brightness and lighting conditions. 2. Please allow slight variation due to manual measurement. Includes: 1 x Durable White and Red Resin Billiards Ball