Adheres to the most stringent specifications in to ensure each ball has the right density, balance, diameter, roundness, glossiness, hardness and weight. The cloth wear and white marks that so easily ruin the look of the table are minimized. With colorful spots that will allow you to learn how to strike the cue ball in the same spot, to visualize the rotation of the ball. Features -Color:As Shown -Material:Resin -Size:5.70X5.70X5.70cm/2.24X2.24X2.24in -Note:Red dots billiard ball. -Made of high-grade resin, which can be strong impact and wear resistant. -Our professional pool ball is a great training ball to improve your billiard skills. -Regulation size training cue ball is crafted from the highest premium phenolic resin, which provides exceptional scratch resistance. -Great for game room, bars, sports matches, leisure exercise, and players of all skill level. -Can be the perfect your friends who like to play billiard, very practical. Package list: 1 x Billiard Ball