ZANheadgear FILTER-01 Replacement PM 2.5 Filter (5 Pack), White

The ZANheadgear PM 2.5 replaceable filter pack includes 5 replaceable filters. This 5-layer filter gives maximum protection against dust and other airborne particulate. Active carbon filters isolates 99.89% of the dust, chemicals, particulates, gas, pollen, smoke, and fumes. Material : Activated Carbon