1. Disposable
2. Non-medical
3. 5-Layer protection from bacteria and virus, etc.
4. Filtration efficiency≥95%
5. Skin-friendly, comfortable, breathable
Model No.: NF-301
Dimension: 15.5*11cm
Layer: 5 layers
Material: non-woven fabric, melt-blown fabric, filtering sponge
Filtration efficiency: ≥95%
Standard: EN149:2001+A1:2009, GB2626-2006