Product Name:Billiard Ball Shot-Aiming Exerciser The Billiard Aim Trainer is a versatile practicing aid designed to help improve your billiard qualifications It is suitable for training different types of cue shots, adding high, medium, and occasional shots With this tool, you might increase your billiard aiming and cueing methods in the comfort of your house It is optimal for both rookies and professional players, and it is constructed to last Size: Round diameter about 5/2 inches Base size about 7cm/2 inches Overall top about 6cm/2 inches Hole diameter about 1/0 inches Material: Acrylic Color: As Shown Package Contents: 1 x Billiard Ball Shot-Aiming Exerciser Only the above kit content, different merchandise should not integrated Note: Light mirrored image and diverse reveals could cause the color of the article within the photo just a little diverse from the genuine thing The size allowed error is +/- 1-3cm