Heavy-Duty Retractable Dog Leash】- The internal heavy-duty stainless steel coil spring can be continuously contracted for several years. Its large size clip, stable impact-resistant environmentally friendly ABS material and long dog leash which can be extended to 16ft/5m is suitable for large dogs or animals under 110 lbs. 【Reflective Leash】-Highly reflective material ensures the safety and visibility of you and your dog when walking at night. 【Ergonomic Soft Handle】-The anti-slip handle is made of upgraded soft TPE material, and the ergonomic anti-slip handle fits your hand like a glove. 【Easy to Use】-One button to lock or unlock. All operations of this heavy duty dog leash require only one finger. The reliable and safe one-button locking system makes it easy and convenient to control your desired leash length. 【Longer and more free】-The 16-foot retractable dog leash for large dogs allows your pet to gain maximum freedom under your control. Tangle-free 360-degree tape movement allows your dog to move freely around you.