Beijing laowei 301-5 dust half mask

single box dust mask, wide field of vision;
rubber plastic body, soft and non irritating;
bracket compression mask, tight and comfortable;
plug-in headband connector, quick to wear and remove;
corrugated filter material, large filtering area, long service time, easy to replace;
anti splash filter box design, more suitable for throwing sand and water splashing environment (such as mining, research and development)
double exhalation valve, no suffocation;
hinge type exhalation valve cover, better protection of exhalation valve;
suitable for high-intensity dust operation;
used with Lawei 8233-38 (L80) stereo filter chip;
set, including half mask, one L80 filter cotton and one filter box.
colour: black