Compatible Models - Replacement Reusable Filter For NEN180 Bagless Canister Vacuum Cleaner, please check the model before making an order. High Efficiency Filtration - This vacuum filter can effectively trap 99.7% particles 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 will 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. 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 Package Contents: 4 * Replacement HEPA Filter 1 * 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.