Durable and sturdy material - durable and environmentally ABS plastic case, internal embedded stainless steel Seiko bearings prevent the leash from being stuck. Nylon tape is resistant to abrade and tear, but even a strong rope can not withstand dog's bite, Please be careful to use. One button Brake & pause & lock - the locking mechanism is strong enough not to be easily broken. High quality and long life spring, No rust and stagnation, allows you to adjust the distance between you and your dogs at anytime, protect the safety of pets and other pedestrians. 16ft safe reflective pet leash - our dog walking leash can be extended to 16ft, you can smooth retract and release at any angle. Large retractable dog leash - suitable for large dogs or heavy duty pets up to 33 lbs The concave design can effectively prevent the dog leash from winding and knotting 360 tangle free Chrome-plated powerful carabiner can be used Specification: Product Features: Tangle-free: 360 degrees leash angle One button operation to change the length and brake the rope Leash roap length: 16. 5ft/5m Leash material: Sturdy nylon Shell Material: Durable strong ABS+TPR case+anti-slip handle Package Include - 1*Retractable dog leash. Please Note: Make sure all the parts of the leash are in good condition before using Never open the plastic case, the spring inside may cause unexpected injuries The natural wear and tear is normal after frenquently using