Abstract: A mouthpiece assembly comprising an outer mouthpiece portion having an outlet portion and a plurality of inlet portions, and an inner mouthpiece portion removably engaged the outer mouthpiece portion, the inner mouthpiece portion comprises an exhaust portion having one end in communication with a body of an atomization device and another end aligned with the outlet portion, wherein the exhaust portion and the outlet portion define an exhaust passage, and a plurality of intake portions, each inlet portion of the plurality of inlet portions is aligned with each intake portion of the plurality of intake portions to form a plurality of air inlet channels, wherein each air inlet channel of the plurality of air inlet channels includes a proximal end open to an external environment and a distal end in communication with the body of the atomization device.