The This Brand Flak Jacket is a top-of-the-line helmet designed to provide exceptional defense against high-velocity threats. Constructed from rugged 1050D Cordura fabric, it offers outstanding durability. Certified to NIJ Level 4+ standards, this flak jacket can deflect Harris Flak jacket 1050D Cordura NIJ L4+ STANAG 4496 & 2920 Ballistic Nylon C