| Attribute | Value |
|---|---|
| Medical Device Classification | Class II Medical Devices |
| Sealing Process | Ultrasonic Welding |
| Applicable Crowd | Adults |
| Filtration Efficiency | ≥95% Particle Filtration |
| Place of Origin | China |
| Size | Adult Size |
| Color | White |
| Shape | Foldable Headloop Style |
| Raw Material | Non-woven Fabric + Melt-blown Fabric + Hollow Weaving Fabric |
| Particle Filtration Efficiency | 98% |
| Layer Count | 5 Layers |