WIDELY USED ------ The use of this complete set of 6800 full facepiece respirators is very wide. Recommended applications: assembly and mechanics, chemical cleaning, chemical handling, chemical splash, chipping, chiseling, cleaning, furnace operations, grinding, laboratories, machining, painting, pouring/casting, sanding, sawing, UV protection, welding. PROFESSIONAL FILTRATION ------ It is equipped with a pair of organic vapor cartridges and a pair of particulate cotton. This respirator with filters can filter organic gases, organic vapors, oily and non-oil particles, dust, and particles. The full face design can effectively prevent the impact of particles, providing additional protection for your face. COMFORTABLE AND LEAKPROOF ----- The sealing edge of this full face respirator is made of high-quality silicone compound, which fits the face very well, and the soft texture gives you a comfortable wearing feeling. The lens is made of PC material and has double anti-fog treatment inside