... ,earloop 3.Widely be used in industry Disposable active carbon face mask for industry 1.Material: PP+active carbon2.Earloop ... ,Non-allergic,non-toxic5.Filteration rate:90%, 95% or 99%6.Color: White7.Pattern: Elastic earloop,4ply8.Be widely ... 35+20g,for your requestTypes EarloopFilteration rate90%, 95% or 99%Size17.5 x 9cm for adult,14.5x9cm,12x9cm ... ,T/T Disposable active carbon face mask for industry