Ordinary KN95 Face Mask that we are offering is widely used in healthcare centers, controlled environments, and clean rooms. The mask can prevent impurities, contaminants, airborne particles, and other hazardous substances from breathing in. It is most often used in various industries including chemical plants, general manufacturing plants, among others. Ordinary KN95 Face Mask is made from synthetic melt-blown fabric. It can be purchased from us at a cost-effective price.