- Used with 3M Cartridges & also with Supplied Airline systems
- Surgical Grade Silicone construction for maximum comfort and durability
- Extra large inhalation & Exhalation valves makes breathing easier
- Unique six adjustable straps helps provide more secured fit
- Reusable—just dispose of the cartridges/filters when used to capacity
- Can be disassembled, cleaned and reused
- Center adapter with Cool Flow Technology
- NIOSH Approved