Zan Headgear Replacement Pm2.5 Filter 5pack, White - FILTER-01

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 99.89percent Of The Dust Chemicals Particulates Gas Pollen Smoke And Fumes. Material : Activated Carbon