PM2.5 Activated Carbon Replacement Face Mask Filter for airborne particles dust, seasonal allergies, smoke, pollution, ash, pollen etc
5 Layers
- First -layer, Anti-stick cloth
- Second-layer, Filter cloth
- Third-layer, Activated carbon
- Fourth-layer, High efficiency filter cloth
- Fifth-layer, Anti-stick cloth
*Due to sanitary reasons we do not accept returns or allow refunds to protect both our customers and our staff.