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
Testing conducted by a US Lab. Reports visible in the image; full reports available upon request. Produced in China by a Dutch brand and manufacturing facility.