And even in the event that the jerk is successful in holding on to the roulette, the dog can easily take it from his grasp. They navigated their way to us in this manner using a roulette wheel. Some pros: The harness is much more comfortable than the leash. More than ten years ago, I began using this particular brand. There are a total of five and eight meters. With these drawbacks: Over time, dirt aculates inside. It is possible to disassemble it and clean it, but the plastic is a soft material that can be easily scratched.