Compatible with AEG FX9 Vacuum Cleaner.Easy to install and remove, no need to spend extra energy and time.HEPA filter is made of high-strength environmental-friendly materials, which can block most of dust down to 0.3 micrometer. The filter can maintain the cleaning performance of the sweeper, while reducing the penetration of dust, pollen and other allergens into the air you breatheReplacement Filter: A dirty filter will greatly reduce suction power. Depending on the vacuuming frequency and amount of dirt cleaned, for best performance, change the filter at least every 3 to 6 months.he powerful cleaning function makes household cleaning more time-saving and labor-saving. It is suitable for a variety of floors such as ceramic tiles, marble, and wood floors.Name: Hepa FilterType:Vacuum Cleaner AccessoriesVacuum Part Type: FiltersType: Vacuum Cleaner PartsApplication: Wooden Floor, Ceramic Tile, Marble, EtcApplicable Occasions: Living Room, Bedroom, Kitchen, Etccolor:Blue+blackMaterial:plasticPackage Contents:A:4 x HEPA Filter4 x Filter Cotton/B:3 x HEPA Filter3 x Filter Cotton/C:2 x HEPA Filter2 x Filter CottonOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.