Face Mask with a Shield.
Face mask - shield is equipped with fan-assisted air-flow and a 99.97% filtration system at 0.33 micron particles.
Filtration system can provide 150 hours of use.
Mask frame, shield, filter cartridge, seals, straps,temple guards and buckles are reusable and easily replaceable.
Masks use media for filter cartridges that has 99.97% efficiency at 0.3 micron.