Discover the Biofunctional Filter Materials Non Woven Fabric Activated Carbon Filter Cloth, designed for superior air purification. This multi-layer composite filter intercepts 99.7% of PM2.5, pollen, and dust, while efficiently removing formaldehyde, benzene, and car odors. Ideal for cars, machinery, and air purifiers, it offers waterproof, anti-static, and tear-resistant properties. Customizable for specific needs.