Model CX523 Complex Bullet Proof Vest Bullet Proof material : Aramid Fiber with two pcs Ballistic Steel plate thickness 1.8mm on chest & rear, the Size of Steel Plate be 250x300mm. Complex part can resist type 51-17.62mm pistol steel core bullet shot by type79 7.62mm light submachine gun, the muzzle velocity be 480 ?515 mps, satisfy the NIJSTD III++, soft part can resist type 51 7.62mm pistol lead core bullet shot by type 54 7.62mm pistol, the muzzle velocity be 420-450 mps, satisfy the NIJSTD IIIA. The protection area of complex part is 1500 square centimeter, the protection area of soft part is 2500 square centimeter. The whole weight is 3.8 kg. ***Carrier are water resister and Anti-Ultraviolet. ***Comfortable wear by the adjustable Velcro. ***Out shell fabric be Poly/Cotton Twill or Rib-stop fabric, could be in Olive Green / Navy / Jungle Camouflage. Removable for wash.