Directions for use.
1. Hold the end of the belt with both hands and pull the belt out so that the mask completely covers the nose and mouth area. Attach fasteners to the back of the neck to seal the mask to the face.
2. Pull the end of the tape again and tighten further.
3. Before use, check the mask to make sure it is sealed correctly.
4. During use, when the user smells an odour or increases inhalation resistance, the filter box has reached the end of its useful life. Please replace the filter box or lint immediately.
Memory | |
test 1 | For detailed information about the products, please contact us by email。E-mail:xinyucojp@gmail.com。 |