Hands Free Design: Perfectly having your shoulders and arms free and relax. Giving you an enjoyable hiking running or jogging Extra 2 Handles: These 2 handles give you an option to adjust the leash's length and easily guide your puppy Shock-absorption: Benefit from the dual and sturdy bungee, it has an excellent shock-absorption for reducing the injury risk both you and your puppy Fit for Most Dog Sizes: The length can be extended max to 70" and the sturdy bungee can support the puppy up to 150lbs Safe Night Walk: Making by luminous reflective stitching farbic material, it can offer an visibility for you and other people. Giving you a safe night walk.