Composed of 3 ply fabric
Outer layer and inner layer are non-woven fabric
Middle layer is melt-blown filter fabric
Disposable, water-proof, civilian-use
Bacterial Filtration efficiency (BFE) > 95%
Equipped with elastic allergy-proof ear cords
An invisible plastic nose clip softly fit over the user’s nose bridge.
Complies with YY/T 0969-2013 standards and CE (EN 14683) medical standards.