[Wide Compatibility] with purifier Core 300 and Core P350; Replacement part Core 300-RF and Core p350-RF; The premium filter replacement kit is perfectly for purifier.[True HEPA Filter and activated carbon filter]Premium filter removes 99.97% of dust, pollen, smoke, odor, pet dander, and more. Maximum protection of allergic people and rhinitis patients. Let you stay from a peculiar smell. Give you and your family and pleasant to the greatest extent.[Absorb Pollutant Particles]The filter can absorb pollutant particles as small as 0.1 Micrometres, further improving the quality in your home. Keep you and your family from pollution and give you the highest quality of life. Let you be bathed in the all the time.[Easy to install and easy to ]Replacing the filter six months can keep your purifier at best performance and extend service life. Make your purifier get the best protection.color:As shownMaterial:plasticPackage Contents:2 x filter elementsOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.