Material: 5-layer non-woven melt-blown fabric Bacteria Filtration level: > 95 % Shape: foldable without valve, Fits most face shapes, without air-leakage Adjustable nose bridge strip Elastic ear straps, both fitting around the ears white color Non-sterile Single-use, disposable Each mask bares clear identification Conforms to standards: EN 149: 2001 + A1-2009/FFP2. GB2626-2006