More Durable, Much Safer: This heavy duty dog leash is made of 1/2-inch diameter rock climbing rope which is reinforced with durable woven design. Sturdy enough for medium large dogs | Comfortable to Hold: Special foam padded handle design gives you a more comfortable grip than ever, protecting your hands from rope burn even your dog pulls. O-ring on the handle allows you to easily attach a waste bag or keys. Enjoy each moment with your dog | Reflective Function: When walking your dog at night, visibility is key to the safety of you and your dog. Reflective threads along the entire length of the leash provides added safety at night. Available in 12 distinct radiant colors to pick from, pick what suits you and your dog | 360wivel Clasp: The Nickel-plated zinc alloy clip swivels to resist twisting. Say ""no"" to the rope twining during outdoor walking, hiking, playing with your dog | Enjoy Time Out with Your Dog: Available in two diameters: 3/8 inch, 1/2 inch; the diameter of 3/8 inch is made for small to medium dogs, will not too bulky or heavy; if you have medium or normal large dogs, the diameter of 1/2 inch would be your best choice