Perfectly Compatible: Our 520280 HEPA replacement filters are compatible with for DS1030 DS1020 cordless stick vacuum cleaners. Please kindly check your vacuum model before purchasing. High Efficiency Filtration: This vacuum filter can effectively trap 99.7% dust, dirt, food debris and pet dander down to 0.3 micrometer, keep the room fresh and friend to families with children, elderly and pets. Replacement Filter: Regulary replacing and clean the filter improve the suction power of vacuum cleaner and extend the life of the machine, for optimum performance, change the filter at least every 3 to 6 months. Washable and Reusable: The filters can be washed, easy to clean, so you can use it second time, but please the air-dry the filter completely for at least 24 hours. Easy to Replace: Take out the old filter and then place the new filter back into the bin.<br><br>Please note:the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:As Shown Material:Plastic<br><br>Package Contents: 8 * vacuum filter<br><br>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.