Clearance Sunsmed 3-Ply Disposable Medical Face Masks The Unicorns Sale! from 4000 4000 /per Qty. Sold Out This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. No refund or exchange on clearance products Bacterial Filtration Efficiency >95% 3-Ply Disposable Medical Face Masks with ear loop FDA certified CE certified 50 masks per box, each mask 17*9.5cm As per ASTM F1862 and ISO 22609, an acceptable quality limit is met for a normal single sampling plan when test articles show passing results Conform to standard of YY/T0969-2013 Clearance