Style: Folding type without valve
Material: 2 layers PP non-woven+2 layers KN95 filter (total 4 layers), nose clip,ear-loop
Size: 12*13cm
Filtration level: KN95 (If you need FFP2 or FFP3,we will customize it to your needs)
Color: White (accept customize color)
Wear type: Ear-loop or head hanging
Activated carbon: NO