The disposable respirator produced by our company is made of the same material as the disposable medical respirator, and the civil protective respirator in accordance with gb32610. The disposable three-layer mask is made of two layers of non-woven cloth and melt blown cloth (25g); the environmental protection full plastic strip is used at the bridge of nose, which does not contain any metal, and is equipped with vapor permeable and comfortable. The disposable mask is made of environmental protection full plastic nose bridge clip, which can be adjusted comfortably according to different face types. The inner covering ultrasonic spot welding is selected, and the ear belt can be firm and not easy to fall.