Check the listing for details. GOGOLEASH Training System Training Leash 2 Training Modes Model DO01 New In Box. Condition: New. Listed at 49.50 USD. Introducing the GOGOLEASH Training System Training Leash, handle, collar, and water tank. Model DO01 - a revolutionary product that is designed to make dog training easier and more efficient. This brand new item is still in its original box and ready to be used. With 2 different training modes, this leash is perfect for pet owners who want to train their dogs effectively. The GOGOLEASH brand is known for its quality products, and this leash is no exception. It is suitable for dogs of all sizes and breeds, and it can be used for various training purposes. Whether you're teaching your dog to heel or to stop pulling, this leash is a great tool to have. Say goodbye to the hassle of training your dog and hello to a well-behaved pet with the GOGOLEASH Training System. New in box.