- Adjustable head harness assembly, including quick filter replacing mechanism.
- Silicone gel Faceseal, providing comfort and stability with a soft surface on the inside but firm sealing.
- Multipurpose to pair with 4200N series of gas filter with N3501 particle filter n retainer ring PP3501 in more complicated workstation, or simply pair with N4200 particle filter to dusty working environment.
- Large space for smooth airflow during inhalation and exhalation.
- Lightweighted using ecofriendly material providing the longest shelf life span, saves cost on the long run.









