Our leash is made of extra durable nylon rope that is strong enough for medium to large sized dogs. Whether you are going for a walk, training session or road trip the Pup Leash is great for dogs who pull. Braided with 8 strands of rope the firmness of the Pup Leash will give you the ultimate confidence to ensure maximum control of your pup. The Pup Leash goes perfect with our customizable Pup Harness.