- US NIOSH CERTIFICATION
- Kills >99% of bacteria, viruses and fung
- Flammability (16 CFR Part 1610), Synthetic Blood Penetration (120 mmHg), Biocompatibility
Packing:
50/Pack
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To get the best performance, please follow the following video on how to wear NASK Nanofiber Smart Mask (Earloop Type).
Bacteria Killing and comparison between NASK and other famous brand -
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