Introducing the Ka-Bar Knives 2491: TDI Pocket Strike. Created by the esteemed John Benner from the Tactical Defense Institute (TDI), this fixed blade is designed to be not just convenient to carry around, but also comfortably concealable. The Pocket Strike\'s sheath, made of durable hard plastic, is built to fit snugly inside your pocket, effortlessly clipping to the outer part of your pants. A practical feature is its ring loop, enabling easy locatability and immediate deployment of the Pocket Strike. This model sports a sleek, black handle.