NBC-77 SOF CBRN Gas Mask Filter
 
Compatible with standard 40mm NATO threaded respirators, which are widely available.
20-year shelf life - save money long-term by not having to replace your filters every 5 years
Used by military personnel, CBRN specialists, and special operations forces all over the world
Filter all known CBRN agents, including radioactive iodine, rated for A2B2E2K2HgSXP3 D R.
Certified by European agencies and has the “CE” symbol. Compliant under EN 14387:2004 + A1:2008