The Bear Quartz Marble Set comes with a 21mm Top Marble, a 12mm stopper marble, and a 6mm terp pearl. Everythink you need to maximize function from your Terp Slurper. Works in perfect unison with a Bear Quartz Terp Slurper
- 20mm Top Marble
- 12mm Stopper Valve Marble
- 6mm Terp Pearl