For the Comfort, Style and Safety of your dog! Introducing TDIT No Pull Harness, designed to stop curious puppers from pulling on their leashes during the walkies! A Comfortable and functional harness that don't put painful pressure on the body, so it’s always comfortable for dogs to wear. These harnesses have a control loop on the back which tightens gently around your dog’s chest to discourage pulling behaviour and makes your doggo walkies a more easy and enjoyable experience. TDIT NO Pull Harness comes with’ two points of attachment which also makes it ideal for using with Dual Purpose Leash. One end of the leash can attach to the front ring on the chest to steer while the other end can be attach to the back ring at the shoulders to act as a brake. Sizing Size Small - Chest - 14-22 inches - Apt for small breeds such as Shihtzu, Lhasa apso, Pomeranian. Dachshunds and similar Size Medium - Chest 20-28 inchesApt for Medium size breeds such as indie dogs, beagles, pugs, cocker spaniel and similar Size Large - Chest - 30-38 inches Apt for large size dog breeds such as Labradors, Golden Retrievers, Boxers and similar Size XL - 34-42 inches Apt for large size dogs - German Shepherds, Pit bulls, Healthy labradors and similar Dual Leash The Dual Leash is designed to be used in conjunction with the No-Pull Harness. It provides additional control points, which evenly distributes pressure on the dog's body. Functions of Dual Leash: 1-You can connect to the front and the back of the harness simultaneously. 2-You can connect to just the front or the back of the no -pull harness. 3-You can connect to the harness and a collar at the same time. 4- You can adjust the length of the leash as per your need