Long Line is an essential tool for recall training or can provide your dog with a sense of freedom, yet keep him safely contained. To keep your dog safe, It is recommended to attach a long line to your dog's harness back clip. Learn more. Core Features Small and light enough for you to tuck into your dog walking bag or jacket pocket. Knotted handle: Can be adjusted on the fly, pulled tight to the wrist, or pulled loose to wrap across your body. It also can be untied easily if you prefer no handle. Polyester ropes from the sailing industry, so they don’t absorb much water and dry pretty quickly. The Aluminium swivel clip we use is very lightweight. At 15grams it won't drag your dog’s martingale down, and won’t bounce around like a bell. It’s very easy to clip on and off, producing a satisfying snap; and rotates smoothly, even under heavy load.