Disposable colorful flat-fold filtering half mask earloop 5Plys adult mask. With FDA,CE, Certified Disposable FFP2 Mask. This mask filters at least 95% of 0.3microns of particles in the air 5 layers; Five layers of material: First layer: 60g 2S non-woven fabric. Layer 2:25g melt-blown cloth. Third layer: 45 grams of hotwind cotton. Fourth layer: 25g melt-blown cloth. Fifth layer: 25g 2S non-woven fabric. Mask size: 15.5cm*10.5cm .Nose clip size: 10cm*0.6cm. Nose clip material: metal. Executive standard: EN149:2001+A1:2009.Manufactured alongside masks being donated to Frontline Workers, sold to hospitals, nursing homes, and other medical facilities. The product has regular stock. Welcome to your inquiry. FDA Registration #3016713638