1. Open the mask and pull up the first nylon on the top of the head
2. Expose your chin, attach Velcro to your head, align your ears, and expose your mask
3. Then adjust the gray part to a position where you feel comfortable. You don't need to adjust too tightly. Comfort is the most important thing.
4. Adjustment completed and wear completed
How to clean:
1.When washing hands, please use a neutral detergent to avoid prolonged soaking.
2. After washing, there is no need to wring it dry. First, use a towel to absorb the moisture, then wipe it flat and in a ventilated place to dry. Do not expose it to sunlight, iron it, or machine wash it.