* Polyester fabric material trendy respirator anti pollution face mask
* 2 Pieces mental nose clip and adjustable curved elastic buckle to get fit face sealing effect
* Insert 5 layer protection for 2/4 /no pieces PM2.5 filters proposed replacement of a week
* Practical models for children and prohibition for 2-4 age of children if with filters
* Available repeat washing with neutral detergent by hand or machine within 1-2 weeks after use
