Fast new model. Made of HDPE, NIJ 3A bulletproof. lightweight. standard ... and individual communicator. S/N: FDK-A02Shape: FAST, US army.Material of Helmet:body of helmet made of HDPE,metal/ plastic suspension,chinstrap ... : Olive drab green, black, tan, camouflage or others Ballistic HDPE Military Helmet Bulletproof (Fast)