HIGH QUALITY AIR FILTER designed to replace your humidifier filter and help restore clean air. HEALTHIER LIFESTYLE! Premium humidifier filter constructed with high-quality materials to help reduce the presence of limestone, bacteria, germs, and fungi in the air. Safe and clean operation for improved indoor air quality. EASY TO INSTALL – simply remove the old filter and insert the new one for quick maintenance. ANTIMICROBIAL TREATMENT helps inhibit the growth and spread of mold, fungus, and bacteria on the filter surface. Effectively reduces minerals and impurities from water. Ideal replacement for natural cool mist humidifiers, enhancing water purification during use. Replace every 2 weeks for optimal performance. Color: White Material: Composite material Package Contents: 4 x Humidifier Filters Note: The package includes only the items listed. Other products are not included. Due to lighting and display differences, the actual color may vary slightly from the image. Measurement may vary by +/- 1-3 cm.