A genuine U.S. DH-132AS/SV CVC (Combat Vehicle Crewman) helmet used by the army & Marines. The DH-132 was first introduced into service by the U.S. in 1973 and replaced the T-56-6 CVC helmet. The ballistic shell was made by Gentex USA and is complete with headphones and microphone, the upgraded headphone system was made by Bose and offers an active noise reduction system, updated microphone M175 made by Gentex. The shell is in excellent condition and retains its manufactures label and was made in August 1995. Liner is in excellent condition as well and is complete with all attachment straps & webbing straps present. Shell is medium sized with large sized liner. This DH-132AS/SV was designed for use with armored vehicles/tanks. A nice complete CVC helmet that's in excellent condition.