[Compatibility]520280 HEPA filter Compatible with DS1030, DS1020 stick vacuum cleaners. [Easy to use]Easy to install, it catches much dirt, dust and hairs, and capture 99.97% of particles as small as 0.3 microns. [Washable and Reusable]These vacuum replacement filter are rinsable, easy to clean. [High Quality]HEPA filter replacement made of high quality material, strong and , long lasting. [Package includes]4 Pack high efficiency hepa filter and 1 brush. Recommended that you replace the filter every 2-3months to maintain the performance of the vacuum. material: plastic Color as shown Package Contents: 4 x filter elements 1 x cleaning brush Only the above package content, other products are not included. Note: Light reflection 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.