3-Ply Procedural Level 3 Mask

3-Ply Procedural Mask - Classic Series - Level 3 (Pack of 50) "Classic Series" 3-Ply disposable face mask. Produced following ASTM Level 3 standards. Highlights * Classic green color * Inset adjustable metal nose bridge * "Private Stock Labs" stamped branding on each mask * FDA & CE Registration for manufacturing and exporting * Nelson Labs Test results exceed highest global standards 3 Layers of Protection * Fluid resistant SMS fabric * BFE99 Melt blown cotton filter * Extra soft, hypoallergenic non-woven cellulose inner lining Production Standard / Specifications * Bacterial Filtration Efficiency >= 98% at 3 microns * Particulate Filtration Efficiency >= 98% at 0.1 micron * Differential Pressure 5.0 mm H20/cm2 * 160mmHg Fluid Resistance * Flame Spread Class 1 * For One Time Use Only * Latex Free