Tingyilan Mouthpiece Stem Replacement for Tobacco Pipe, Fits 10mm Filter, ABS Thermoplastic Resins, DIY Pipe Accessories,6pcs B

Material: thermoplastic rubber material, good strong impact resistance and good toughness. Size: suitable for pipe flue calibre of 10mm. How to buy: The outer diameter of the filter mouthpiece (10mm) is equal to the inner diameter of the flue mouthpiece. If the mouthpiece is a little tight when installing, you can use a file to evenly polish the outer diameter of the mouthpiece, or wax it. If it is a little loose when installing, you can apply honey on the outside of the filter mouthpiece, let it dry and install it.