Face Mask - 多颜色+单尺码

* Polyester fabric material trendy respirator anti pollution face mask     
* Mental nose clip and adjustable curved elastic buckle to get fit face sealing effect
* Insert 5 layer protection - 2 pieces PM2.5 filters proposed replacement of a week
* General 1-2 week cleaning time by hands and prohibition for 2-4 age of children if with filters