- The nasal breathing space is effectively expanded by the plastic nose piece, making breathing more relaxed and smooth.
- The elastic buckle can be adjusted in size, making it more comfortable to wear.
- The next phase along the intimate U-shaped design increases mouth and jaw comfort and sealing while having no effect on communication language.
- Add the 5-layer PM2.5 filter to the mix.
- Plug-in design
- 2 Filters included.