N95 Respirator Mask with Valve (50pcs)

NIOSH certified. Filtration efficiency up to 95%, perfectly adapted to xTool MetalFab Laser Welder and CNC Cutter, which provides all-around protection. Valve-equipped mask: The exhalation valve enhances breathability, reducing breathing resistance during welding. Breathing becomes easier. It helps lower humidity inside the mask, minimizing fogging on glasses or goggles. 4-Layer protection: The middle two layers consist of an activated carbon layer and dual-layer polypropylene. The outer non-woven polypropylene layer effectively blocks dust particles, while the inner skin-friendly non-woven layer ensures a comfortable fit. Effectively filters 95% of non-oil-based particulate matter. Adjustable nose clip and foam nose piece enhance seal integrity, ensure a secure, face-contouring fit. Elastic, stretchable woven headband guarantees comfortable wear. xTool Selected Materials are terrific partners of xTool laser machines.If there are any quality problems with the material, please feel free to contact us, xTool Selected will provide you with unconditional return and exchange.