The Stunt Puppy Stunt Runner was created specifically for and loved by runners; hands-free; stretchy and soft; the flexible connector attaches to an adjustable waist belt-the d-ring slides-keeping their running partner in just the right spot. Today, the stunt runner is used by anyone who wants a versatile, flexible, comfortable leash. Black metal D-ring on waist belt slides to your preferred running position. The connector stretches from 37 inches to 55 inches. Waist belt adjusts from 26 inches to 42 inches.