Key Specifications/Special Features: General Supplies Disposable 3ply 3 ply faceshield Earloop Virus face+shield Respirator Facemask protection Face Mask Function:Dust proof, avian influenza, virus, haze, dust, pollen, particulate matter, PM2.5, bacteria, etc. Content:50pcs. 3 layers! With bamboo charcoal technology ,much higher quality than other normal mask ! Quality:5A quality Package include: 1x mask with opp package(include 50pcs in it) 3 Layers Material: Equipped with 2 layers of spunbonded non wovensc and middle layer of meltblown, our face masks allow you breath freely and comfortablely while provide the maximum protection for you. [WATERPROOF DESIGN]: The outermost layer fabric of our face masks is made of waterproof material, which filters out most unhealthy substances. [COMFORTABLE & EASY TO WEAR]: Equipped with strong soft highly durable earloops, our face masks eliminate the pressure to your ears. [WIDE APPLICATION]: Our face masks are great for protecting you against dust, sand or smog. Our face masks is perfect for house cleaning, nail salon, painting, factory and construction use etc. Size: 17.5*9.5 CM / 6.89*3.74 Inches Please allow 0.5-1 inch error due to manual measurement. Package includes 50PC disposable face masks Attention: As different computers display colors differently, the color of the actual item may vary. [One Size Fits Most] Our face masks are made of the same standardized size of 17.5*9.5 CM / 6.89*3.74 Inches, which is suitable for most adults and children.