SG 50/100pcs KF94 Mask 4-Ply 3D Face Mask with Earloop Breathable Comfortable Protection 95% Filter Effect

Product Name:4-ply KF94 Respirator Disposable Face Mask: GB2626-2006 Filtration Efficiency: Non-oil Particles Filtration Efficiency(PFE): >= 95%Bacterial Filtration Efficiency(BFE): >= 95%Inspiratory resistance: Expiratory resistance: Layers and Materials: First Layer(Outer Layer): Non-woven fabricSecond Layer: Melt blown clothThird Layer: Melt blown clothFourth Layer: Filter spongeFunction: Anti-bacteria, anti-smog, anti-pm2.5, anti-particles, anti-sprayits filtration efficiency (dust-removing rate) is more than 95% for non-oily particulates above 0.3 microns. Same level with N95 mask.-KN95 mask is foldable for easy storage and can be used indoors and outdoors. -Suitable for adult or teen ages. -color：white，black-Pack of 50 Pcs-Pack of 100 Pcs