EARBAND

1. Open the mask with the nose clip upwards, and pull one ear strap with both hands.    
2. Put on a mask, press it against your chin, and buckle the ear straps behind your ears with both hands.    
3. Adjust to a comfortable position so that the mask fits the face.    
4. Use your fingers to press and adjust the nose clip from the middle to both sides until it is close to the bridge of the nose.

HEADBAND

1. Open the mask, let the headband hang down naturally, pass the headband with one hand to lift the outer layer of the mask.    
2. Use a mask to hold your chin, and first pull the lower headband with your hands to the back of your head.    
3. Pull the upper headband to the back of the head to put it over the ears.    
4. Adjust to a comfortable position so that the mask fits the face. Use your fingers to press from the middle to both sides to adjust the nose clip until it is close to the bridge of the nose.