Product Name: Disposable Medical Face Mask Model NO.: QJM-01 Logo Printing: Without Logo Printing Group: Adult Quality Guarantee Period: Two Years Ethylene Oxide Sterilization: Ethylene Oxide Sterilization Material: Non-woven Fabric Type: Surgical Supplies Materials Specification: 9.5*17cm Origin: China HS Code: 6307900000 Product Description Disposable Medical Face MaskIn stock, Ship immediately after payment.Function:Dust proof, avian influenza, virus, haze, dust, pollen, particulate matter, PM2.5, bacteria, etc.3 layers!With bamboo charcoal technology ,much higher quality than other normal mask !Quality:5A qualityLayers of Protection:--SSS Non-woven Outer Layer--Medical Meltblown Cloth Filter Layer (Filters over 95% of viruses)--Antibacterial SSS Non-woven Inner Layer