It's 5 layer PM2.5 air mask with breathing filters. 5 Layers Face Mask Filter

Replace the filters every week, or more depending on your current situation. Protect your mouth and face from gases, noxious smells, pollen, smoke, dust and other harmful particles.

Adult Face Mask Filter

Size:4.9''x3.1'' /12.5x8cm

Material: PP anti-sticking cloth + meltdown cloth + activated carbon cloth
Uses: anti-odor, anti-dust, anti-gas, anti-bacterial, anti-PM2.5

Please note that these are only the filters that can be used with your own Face Mask.

We ship these Face Mask Filters Worldwide.  Free Worldwide Shipping on this item.