* SODIAL is a registered trademark. ONLY Authorized seller of SODIAL can sell under SODIAL listings.Our products will enhance your experience to unparalleled inspiration. * SODIAL(R) Disposable Bamboo Charcoal Anti-dust Respirator Face Mask 50 Pcs * This bamboo charcoal respirator can effectively separate the harmful gas from in the air, safeguard human health. * Widely used in chemical industry, medicine, paint and chemical fertilizers, mining and other pollution industries. * Has the effect of antivirus, deodorant, filtration sterilization, resistance dust.