xingxinqi Particulate Respirator Dust Face Mask Bike Cycling Anti-dust Half Face Mask with Filter

Description

Color:Black Color: red, blue, blackSize: average sizeFive-layer filtration: the first layer: non-woven fabric, auxiliary filtration, filtering dust of 0.5 micronThe second layer: spray gum cotton, auxiliary filter poison, filter dust of 0.3 micronThe third layer: activated carbon filter layer, which can filter benzene, automobile exhaust, second-hand smoke, etc.The fourth layer: spray flannel, anti-fracture, high density, highest dust content, low resistanceThe fifth layer: non-woven fabric, filtering missing dustFeatures: 1. Ergonomic, more close to the face, protection in place2. Ventilation design, 42 small holes, good air permeability3. High quality fabric, diving suit fabric, soft and comfortable, waterproof, windproof and dustproof4. Exquisite aluminum sheet to fix the bridge of nose and prevent it from slipping off.5. Adjustable hook and loop, rear neck hook and loop, adjustable size6. Double air valve to make breathing more smooth7. Activated carbon filter, ultra-strong filtration, makes you safer8. The two-way valve can be disassembled and the filter can be freely replaced.