Item NO: BT-M007
Size: 17.5*9.2cm
Specification: SPP16/20/25g
Package: 50pcs/box,2000pcs/ctn
Color: white,blue,green
Advantages:
1.Elastic ear-loop designed for easy wearing.
2.Excellent breath ability and non-irritating.
3.Latex and fiberglass free
4.3 layers pleated design
5.Meeting 99%BFE
6.High filter ability