*BFE>99.8% at3 micron, *PFE>99.8% at 0.1micron *Resistance to penetration by synthetic blood—160mmHg *4-ply,3-folder comfortable design *Professional wet-laid polypropylene outer layer *Meltblown filtration middle layer *Fluid resistant perforated film(PPF) as third layer can provide additional protection and breathability. *Silk-like, ultra-soft cellulosic white inner layer *100% latex, fiberglass free hypoallergenic material *Full length PVC-concealed nose piece *Attached anti-fog, optically clear, distortion free face shield Item No.DescriptionPackingSize of CaseFMS-43EEW4-ply 3-folder ear-loop face mask w/shield50pcs/box, 20boxes/case61.5x40x36cm