Neutrovis Medical Mask 4-Ply - Misty Blue (50sheets/box)
- Made of medical-grade melt-blown filter fabric
- BFE (bacterial ﬁltration efﬁciency) ‰¥98% and PFE (particle ﬁltration efﬁciency) ‰¥96%, that is used to block live bacteria (viable particles) from 1 to 5 microns and microparticles (nonviable particles) from 0.1 microns to 1 micron.
- Extra protection against smog, bacteria, droplet & pollen
- Additional 1 layer of non-woven fabric on the front for better protection.
Product usage :
- Cover your mouth, nose, and chin with the colored side facing outwards
- Pinch the metal edge of the mask so that it presses gently on your nose bridge.
- Remove a used mask holding only the ear loops.