BOYU Disposable Protective Mask

Description

1. 1. 1. Keep your skin dry
2. Take the mask with white face facing and the nose strip above
3. hang the belts around two ears to adjust so that the farce on both ears is uniform
4. Resize the mask and spread the mask up and down to completely cover the mouth and nose
5. Adjust the nose strip with two hands, smooth the two sides of the mask to make it fit the face, if the belts are too long, you can knots.