Omasks Face mask is a sanitary product, generally refers to a device worn on the nose and nose to filter the air entering the nose and nose to prevent harmful gases, odors, and droplets from entering and leaving the wearer's nose and nose, and is made of gauze or paper. Masks have a certain filtering effect on the air entering the lungs. When respiratory infections are prevalent, wearing masks has a very good effect when working in a polluted environment such as dust. N95 Mask pp non-stick non-woven fabric, high-efficiency electrostatic melt-blown, ES heat-seal cotton non-woven fabric, pp non-stick non-woven fabric are adopted. Comfortable design based on the ergonomics of human face.The mask’s 3D shape is designed according to the ergonomics of the human face to ensure the tightness and increase the breathing capacity of the mask, greatly improve the air permeability and make it more comfortable to wear and breathe.