This Trainer Knife with a black handle and rainbow blade is the perfect tool for martial arts training. Its sturdy construction, made of stainless steel and metal, ensures durability during intense training sessions. The knife’s tail end lock and flip flop secure the blade, while the heat treated stainless steel handle provides a comfortable grip. With a blade length of 4 inches, closed length of 4.55 inches, and overall length of 9 inches, this knife is identical to a balisong butt and is a great addition to any survival kit. The YC-306 RB model by Knife King is perfect for camping and hiking enthusiasts who need a reliable and high-quality multi-tool.