Ergonomic Anti-slip handle: the retractable dog leash is made of durable non-slip material and is ergonomically designed to keep your hands comfortable while controlling your pet.One-button break & lock system: our pet leash is easy to operate, just push the thumb on the button and push to lock and shrink the dog leash. It can run smoothly with one hand and automatically adjust to the proper length of the leash to prevent the damage caused by the sudden running of the pet.Rugged material: this durable retractable pet leash is equipped with a 16.5ft/ 5M nylon ribbon that is rugged enough to withstand everyday use. An plastic case protects you and your pets from hurt caused by accidental drops.Variety of color choices: this dog working leash can be selected in a variety of colors, allowing you to enjoy visual comfort while walking.