Smoking articles and mouthpieces for smoking articles

摘要

The invention relates to a smoking article (1) comprising a smoking article rod portion (2) having a recess (13) and a mouthpiece (71, 91, 101) attachable to the smoking article rod portion comprising an elongate cylindrical element (20) arranged to be inserted into the recess by a user. The cylindrical element comprises an outer surface having at least one raised area (73, 103), and the at least one raised area is arranged to engage with an inner surface of the recess to provide a resistance to the movement of the cylindrical element within the recess. The at least one raised area is arranged to provide a lower resistance to movement of the cylindrical element into the recess than out of the recess.