BFE 95-99% Product discription:Two-story, three-layer, four-layer non-woven mask, used in medical, food, electronics and other industries as health protective products, using high-grade filte layer materials, it can filter more than 95% of bacteria, dust, harmful gases, meet the exporting quality standard. Supre quality non-woven material, eliminate static electricity, soft and breathable.High efficiency filtration material which pass NELSON test.Aluminium strip( single and double) fits to the nose flexiblyTie fits to the face comfortablyLatax free

Different colors, different sizes, different packing are available according to customers’ requirements.