The Cokwair Vital 100-RF True HEPA 3 Stage Replacement Air Filter 2 Pack is a set of flat panel filters designed for use in air purifiers. Made with carbon filter media and true HEPA filtration technology, these white filters are effective at removing impurities and allergens from the air. Manufactured in China, this 2-pack of Filters ensures clean and fresh air in your home for an extended period of time. Compatible with LEVOIT Vital 100 Air Purifier and Vital 100-RF models.