Removes 99.97% of dander and dust as small as 0.3 microns that can cause breathing difficulties or exacerbate respiratory problems like asthma. n addition to being eco-friendly and low-maintenance, the washable and reusable filter saves additional replacement costs. You can rinse these filters with water every few months and let them air dry before reuse. This prevents clogging and improves airflow. This product is a reasonable and quick replacement for an old filter worn out from multiple cleanings. Our filters return maximum efficiency and extend the life of your vacuum cleaner. It is recommended that you replace the filter within 3-6 months to keep the machine fresh and clean. VF6000 Wet/Dry Vacuum Filter Design Compatible with 5 to 20 Gallon Vacuums Color: black+green material: plastic Package Contents: 1 x filter 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.