Durable MaterialThe standard-size 57.2mm billiard ball is made of strong polyester resin material, which has high friction resistance, good scratch resistance, and impact resistance.Bright LookThe balls' surface coating is bright and shiny, and it will not fade after long-term use. Training cue ball with 6 red dots helps you strike the ball in the same spot and visualize the rotation of the ball so that you can control the ball easily.Complete Billiards SetThe pool billiards set contains 16 billiard balls, including 1 training cue ball with 6 red dots, 8 solid color balls, and 7 striped balls. The whole set can be used for the perfect billiard game, and it is a good choice for billiard lovers.