Ultra elite full facepiece. Compliant against CBRN. Super-soft black hycar rubber exceeds CBRN permeation requirements. Centrally located inlet port. Large lens w/83% unimpeded vision. Mechanical speaking diaphragm. Optional clear command® amplifier for increased communication capabilities. This facepiece can be used with the C420 PAPR system or by itself. Uses one cartridge mounted under the chin. Size Large.