●Ring head belt design is more suitable for wearing helmet on operating environment,keep more durable of polyester spandex elastic belt;

●Middle type advanced liquid silicone:beautiful exterior,better sight,lightweight,good fit,soft,comfortable,anti-aging,

can be used with many kinds of filter boxes.

●Easy to disassemble,clean and use,very tight;

●With a 3# filter box to prevent organic gas or steam,for example,benzene and it’s homologous ,aniline, gasoline, acetone, carbon disulfide, alcohols, ether, aldehyde, carbon tetrachloride, three potassium chloride, celfume, methyl chloride, nitrobenzene,  nitroalkane, chloropicrin;

●In line with GB 2890-2009 Standard,have China LA and QS certifications;

●Package:1set/box  36set/carton;