[WIDELY APPLICATIONS]Exercise stability. Stable steering of the cue and can exercise billiards. This billiard stroke trainer is widely suitable for nine balls, black eight, snooker, etc. It is designed for beginner or professional players. [HIGH QUALITY PLASTICS]The billiard stroke exerciser is made of high‑quality acrylic, strong, durable and wear‑resistant. The billiard stroke trainer accessories can make the striking stick straighter and more stable with long-term use. [CLOSE TO CUE BALL]The stable shot aiming practice tool is close to the cue ball. The closer the head is to the cue ball, the better the effect.Ideal gift for the billiards beginner. Colour:As Shown Material:acrylic Package Contents: 1x Billiard Ball Shot-Aiming Exerciser Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.