The LEVOIT 3-Stage Original Filter is a white air purifier filter manufactured in 2021 by LEVOIT. It features a filtration technology that includes activated charcoal, True HEPA, activated carbon, HEPA-Type, pre-filter, and carbon and zeolite. This roll-type filter has a depth of 8.5 inches and a height of 6.8 inches, with an item width of 8.4 inches. The filter media used is carbon, and the filter life is approximately 6 months. Ideal for indoor air quality improvement, this model is designated as HEACAFLVNUS0012 and is made in China.