... /s) Protection area:0.14m2; Ballistic performance to NIJ 0106.01 IIIA, stop 9mm FMJ bullets, 124 grain and.44magum,240 ... field of view Integrity communication sysytem with NVG,Gas Mask ,Earphone ,Lighting Devices and Identification Devices.The shell thickness is about ... and serious we are! NIJ IIIA Kevlar Ballistic helmet with Earphone Lighting Devices and Identification Devices etc