EASY TO INSTALL: Just put in the replacement clamps firmly with no glue or glue. Cue Tips Material: long life service and enable you to control the ball easily. Starndard Size: 12mm diameter hard brown cue tips and plastic ferrules, please make sure your pool cue has a 12mm diameter threaded ferrule to install the tips before purchasing. Fast Replacement: Convenient to quickly repair or replace during games, saving your time. Good for pool, snooker and cue ball control. Convenient to Store: Come with 12pcs cue tip replacements and 12pcs cue stick ferrules. Material:plastic colour:White+Black Package Contents: 12 x club head 12 x first angle Only the above package content, other products are not included. Note: Light 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.