Mouthpiece assembly

A mouthpiece assembly for an aerosol provision device, the mouthpiece assembly comprising:

• a first housing for being received, in use, in a mouth of a user;
• and
• a second housing for containing a material, arranged such that, in use, an aerosol generated by the aerosol provision device enters the mouthpiece assembly and flows through the material in the second housing to be flavored by the material before passing out of the mouthpiece assembly for inhalation by the user;
• wherein the first housing and the second housing are connected together to form the mouthpiece assembly and the mouthpiece assembly is configured to be releasably connectable to a section of the aerosol provision device from which the aerosol generated by the aerosol provision device enters the mouthpiece assembly;
• and
• wherein the mouthpiece assembly is configured to be releasably connected to the section of the aerosol provision device via a push fit connection, and wherein the second housing is configured to be received in a recess in the section of the aerosol provision device and an outer circumferential surface of the second housing is configured to interface with an inner circumferential surface of the recess to provide the push fit connection
• wherein the outer circumferential surface of the second housing further comprises at least one first surface formation which is configured to interface with said inner circumferential surface of the recess.