China KN95 Mask Quick Details Place of Origin: China Brand Name: YIXIN Model Number: KN95 Type: Disposable Feature: 5 ply BFE: 99% PFE: >95% Function: Personal Respiratory Protection Color: White Material: Non-woven Fabric+ Melt-blown Product Description [KN95]Effectively protect you from virus. It is not recommended for patients with cardiovascular disease due to its high tightness....