Hi We are a mask manufacturer and can supply large quantities of KN95 Face Masks. KN95 Face Masks, 4-Ply Cotton Filter Medical Sanitary for Dust, Germ Protection and Personal Health Care. Protective face masks made from non-woven material and feature elastic earloops for comfort. Bacterial Filtration Efficiency (BFE) is the effectiveness of a material to filter bacteria of a specified particle size, 3.0 µm (micron) ± µm. Features * Packing: boxed * Size: 6.3''x4.72''x2.75'' (16x12x7cm) * PFE95%, with a >=95% protective efficiency * Anti PM2.5 * Multi-ply contton filter, that is comfortable and Hypoallergenic for wearing * With earloops for wearing * Fluid Resistance/Flammability/Needle Filter Cotton * FDA, CE qualified Best Regards JIANGXI ZHONGCHEN KEJI CO., LTD HUAKE LIMITED Bob Hu Email:Bobe_hu@aliyun.com 1594333543@qq.com Contact Phone #: +86-135-1084-6604