1. Style: Flat

2. Wearing method: Ear hook

3. Exhalation valve: None

4. Filtration level: TYPE IIR

5. Implementation standard: EN14683-2019+AC:2019

6. Certification: CE

7. Packaging specifications: 50 pieces/box 2000 pieces/carton

8. Material composition: The surface layer is 25g non-woven fabric, the second layer is 25g BFE99 filter material, and the inner layer is 25g non-woven fabric.

9. Application areas:

Used to cover the user's mouth, nose and mandible to provide a physical barrier to prevent the direct penetration of pathogens, microorganisms, body fluids, particulate matter, etc.