Our KN95 civilian mask is a disposable particulate face mask that is designed to help provide reliable protection of at least 95 percent filtration efficiency against certain non-oil based particles. This face mask is designed for use for particles such as those from grinding, sanding, sweeping, sawing, bagging, or other dusty operations. The KN95 civilian mask provides significant protection from infection from viruses. Ear Loop design is more convenient to wear and take off Adjustible noseclip helps provide a custom and secure seal Easy to breathe material Actieves GB2626-2006 standards CE EN149 certified and FDA cleared