Sell medical face mask

Material:Inner layer (touching skin): SPP, weight: 16 to 30 g/M2; Middle filter: melt blown filter, weight: 20 g/M2; Outer layer: SPP, weight: 16 to 20 g/M2 Regular Size: (width) 175 mm x (high) 95 mm 2 Ear loops’ length: 185 mm, tolerance: 5 mm Nose strip: melt strip covered by PVC, inside stitched, length: 100 to 120 mm Regular color: white, blue, green, yellow, pink latex & fiberglass free Non irritating to skin Performance data: (1) PFE (Particle filtration efficiency): avg. 93% at 0.1 microns or higher (2) Differential pressure, delta p (breathability): avg. 1.6 mm H2O (3) BFE (bacterial filtration efficiency): avg. 95% or 99.9% at 2.7 microns or higher