Product Name: Best Price Mask Coronavirus Mouth Mask Kn95 Mask Material: Superfine Fiber Color: White Mask Type: Safe-Type Shape: Dust Mask Trademark: ZooHan Transport Package: Box Specification: 61X33X61 Origin: China Product Description Features of Best Price Mask Coronavirus Mouth Mask KN95 Mask.5-layer high-effective filter the bacteria structure.The frist layer--Double soft non-woven 70g, Absorbs dust, odors and harmful particles.The second layer--PP cotton fillter pm2.5 dustThe third layer--ES Hot air filter cotton 50g, pre-filtering the particulate matter and bacteria.The forth layer--Meltblown non-woven 25g, thicker than the others, that filters more than 98% of bacteria.The fifth layer--Skin-friendly non-woven 50g, not only filter particulates but also friendly to sensitive skin.