KN95 face mask--5 layer:
Item No: YYB3075
Color: Black
If with valve or not: YES
Shape: Vertical flat folded
Material: PP spunbond nonwoven
             Active Carbon
             PP needle-punched nonwoven
             Meltblown filter
             PP spunbond nonwoven
Packing: 15pcs/bag/box,20box/carton