Package Includes: The set comes with a complete set of 16 billiard balls, including 15 numbered balls and 1 cue ball. Each ball has a diameter of 5.72 cm/2.25 inchQuality Material: These billiard balls are made from resin, providing stability, wear resistance, and easy maintenance to keep the balls shiny and cleanComplete Set of Numbered Balls: This set includes a full series of numbered balls, covering all the numbers needed for pool games. It is suitable for both official matches and training sessionsAppearance: Each ball has a smooth surface with bright colors and clear numbers on them, offering an enhanced visual effect that adds to the atmosphereWide Application: This complete set of billiard pool balls is widely applicable for club, bar, game rooms, sports leisure activities etc Specification: Material: Resin Size Chart: Ball Diameter: 5.72 cm/2.25 inch Package Includes: 16Pool Table Balls Note: Please allow slightly errors due to manual measurement and different monitors.