Size details: the trainer leash is about 1.5cm in width and the one-sided rope is 45cm in length, which fits most dogs well; Light weight makes it easy to carry; It can also be adjusted according to the length of rope you need; Take a pleasant walk with the dog in the most comfortable way; When purchasing two dogs of different sizes, please choose according to the size of the larger dog Reliable Material: Made of quality nylon, this tangle-free training leash is safe and durable , not easy to break by pulling or chewing, can be applied for a long time; Plus, it won't absorb water, rot or mildew, which is easy to clean; After washing, please let it dry before use Double-head adjustment design: the length of both sides of this leash coupler can be adjusted; You can adjust the length of both sides, and set the required distance; Simply attach a leash to this separation belt and you can safely control 2 dogs, preventing the two dogs from following an inconsistent direction caused by confusion; When going out, you can easily walk with the two dogs Firm and safe: This double dog leash belt is equipped with two firm hooks, which fit most collars and seat belts for dogs; The upper circle provides a fixed point for the dog's leash, which will not be easily broken, thus ensuring the safety of the dog and preventing a situation where a dog runs, difficult to control and gets loose No tangles : This double pet walker training belt can rotate 360 degrees without tangles, reducing the entanglement of two dogs Enjoy the peace of mind brought by our tangled leash accessories, allowing your dog to walk around safely around you, to have a convenient and relaxed life