N95 mask is divided into headband type and earband type, earband type and disposable mask wearing method is the same, more simple; headband type N95 mask wearing method is as follows: 1, one hand to hold the protective mask, there is a nose clip side back to the outside; 2, the protective mask cover the nose, mouth and chin, nose clip parts up close to the face; 3, with the other hand will be pulled below the lacing over the top of the head, placed behind the neck under both ears; 4, and then the 5.Put the fingertips of both hands on the metal nose clip, starting from the middle position, press the nose clip inward with your fingers, and move and press to both sides respectively, shaping the nose clip according to the shape of the nose bridge.