Stunt Puppy Go Dog Glo Leash - Black ReflectiveBuilt for the road, track, trail or sidewalk, the super lightweight Stunt Runner keeps you and your dog in sync and your hands free. The extension is adjustable and when longest can create space for running with your dog single file on trails or up and down hills. Shorten it up for close, side by side urban running. Design: We kept it simple, light and easy to adjust on the move The D ring on the waist belt can be moved to specific position to keep