- Full protection against all known biological and chemical agents - Third party tested against chemical warfare gases - Excellent protection against Sarin (and its surrogate DMMP) -Designed for protection against chemwarfare gases -Used by the majority of federal and local agencies -Particulate filter is over 99.99% efficient against all particulates and isappropriate for protection against biological aerosols -Slim profile perfect for face shields and helmets -Packaged & priced in case of six (6) cartridges