URPOWER 16.4 Feet Nylon Retractable Dog Leash with Nylon Ribbon Cord, Hand Grip, One Button Brake & Lock for Medium Dogs One Button Brake & Lock Safety System: The reliable lock button gives you capability to adjust the leash's length when needed, allows the leash to stay at a constant length, to ensure you could absolute control the safety of your dogs and yourself. Retractable Leash: Retractable ribbon leash extends up to 16.4ft, great for dogs up to 66lbs. Ensure that you could walk with full control of your dog with instant retraction of the leash when required and give your dogs more freedom to wander, sniff, and poke around. Durable Material: The dog leash is made of Eco-friendly material nylon. ABS plastic casing is friendly to environment, non-toxic and odorless. Comfortable & Safety: Ergonomic TPE Anti-slip Handle is easy and safe to grip, provides enjoyable walking experience with your pets and you don't worry about the dog leash will hurt your hand when the dog run about madly. Make sure that all parts of the leash and your dog's collar are in good condition. If any part of the leash or your dog's collar is damaged, frayed or broken, please do not use the leash.