• Fit Internal Mouthpiece Diameters: 32mm - 51mm<br/>">
Cleaning plugs are vital for cleaning your bong or dab rig, because you need an airtight seal to be able to shake and disperse cleaner. This XL silicone plug from Formula 420 has you covered: It fits mouthpiece sizes from 32mm-51mm, making it compatible with many water pipes. Simply fill your pipe with cleaner, insert plugs into the mouthpiece and joint, and shake well. After cleaning, remove the plug from the mouthpiece using the convenient silicone handle. Easy peasy!