1. Made of high-quality materials for durability 2. Filter dust, pollen, smoke, odors, mold spores, and pet dander to reduce secondary air pollution 3. The activated carbon filter can reduce odors in the living space and improve air quality 4. As part of normal maintenance, it can be easily removed and replaced. H13 filters remove 99.9% of particles to leave you with fresh, clean air 5. The air purifier filter pack also uses a 3-stage system with a washable pre-filter, H13 media to remove harmful particles, and an activated carbon filter that eliminates unpleasant odors throughout your home. Keep your home purification system in top condition by replacing the air filters every 3 to 4 months. Color: White + Black Material: Fiber + Plastic Package Contents: 2 x Air Purifier 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 a little different from the real thing. The measurement allowed