67 % Non Woven Polypropylene, 33% Meltblown
50 Pcs Latex Free Disposable Premium Quality tested face masks.
Protects nose and mouth against fluids, Fluid-Resistant at a pressure of 160 mmHg.
Premium Filter protects against 99% of particles larger then 0.1 μm, filter Efficiency = PFE99%.
These masks are manufactured in a class 100,000 cleanroom, masks should be disposed of after each use. Shelf live 2 years.
