This 4 Foot uLeash comes masterfully equipped to handle the shock or "snap" that is created when your dog jolts out when your paying the least attention. This means it will give before it pulls, making it more comfortable for you. Whether your dog is a super mellow or rambunctious fellow, the uLeash will give you confidence in a product that you can trust. This 4 footer includes a quick tether handle, solid urethane cord, and universal swivels for the best no-tangle leash around. We use this uLeash daily with our dogs. Its clean, simple and to the point.  It's a great size for dogs who are over 20 lbs. and up to 500 lbs. It's the perfect length.