- 3 layers filter, size: 17.5x9.5 cm for adults.
- More than 99% filtration efficiency for bacteria and viruses (BFE, VFE > 99%) *
- It can filter small dust PM2.5. The filter has been tested to filter more than 99% of 0.1-micron particles (PFE > 99%) *
- Lightweight, breathable and can be worn all day**
- Super soft texture, so it is gentle on the face.
- The ear straps are highly flexible so they are not too tight.
- Suitable for sensitive skin because it has been tested and confirmed to be free of allergens and skin irritations*
- Suitable for those who wear glasses because it does not cause fog on the glasses while wearing or speaking.
- Contains 50 pieces/box.
