* Polyester fabric material and custom-printed anti pollution reusable face mask
* Inside 2 mental/resin nose clip and adjustable elastic buckle to get fit face sealing effect
* Constructed 2/4/no pieces-PM2.5 filters with non-woven Melt blown cloth and activated carbon
* Reusable1-2 week cleaning mask by hands and filters replacement of a week* Available repeat washing with neutral detergent by hand or machine as well as dry
