HIGH QUALITY AIR FILTER designed to replace your humidifier filter and help restore clean air. HEALTHIER LIFESTYLE Premium humidifier filter made with high-quality materials to help reduce the presence of limestone, bacteria, germs, and fungi in the air. Safe and effective for maintaining clean indoor air. EASY TO INSTALL Simply remove the old filter and insert the new one to resume operation quickly. Keeps air cleaner with antimicrobial treatment that helps inhibit the growth and spread of mold, fungus, and bacteria on the filter. Helps remove minerals and impurities from water. Ideal replacement for natural cool mist humidifiers, improving water quality and performance. Replace every 2 weeks for optimal results. Color: White Material: Composite material Package Contents: 4 x Humidifier Filters Note: Package includes only the items listed. Other products not included. Lighting and monitor differences may cause slight color variations between the image and actual product. Measurement error allowance: +/- 1-3 cm.