10 PCS Anti PM2.5 Activated Carbon 5-Layer Safety Masks Insert Breathing Mouth for Haze Allergies Pollen PM2.5 Outdoor Activities

Features:
1. PM2.5 activated carbon mask filter, protects you from airborne particulates and pollution.
2. 5-layer design, made of non-woven fabric and activated carbon, effectively blocking dust out.
3. Keep you away from PM 2.5 and a range of airborne contaminants such as dust, haze, secondhand smoke, automobile exhaust, etc.
4. Mask filter replacement, disposable and sanitary, breathable and comfortable, suitable for all seasons.
5. Perfect for daily use and outdoor activities, provide anti-dust protection for you.