The Bullet Belt is an effective resistance training device with a revolutionary release mechanism. The Bullet Belt provides excellent resistance for start and acceleration drills. Waist belt attaches to breakaway strap that has Velcro on both sides. Coach/trainer holds the strap with one hand to apply resistance and uses his/her other hand to release runner. Use in.POP in. Method to improve explosive starts and jumps. Athlete’s movement releases Velcro strap immediately. Use in.RIP in. Method to overload a phase during the run. Trainer restrains the athlete until he/she wants breakaway to occur, then pulls on release cable. Athlete rips the Velcro away within three steps. Includes carry bag.