This dog leash with bungee section is durable and lightweight. Made of high quality and durable nylon material. This service dog leash has two control handles, one handle at the end and one soft padded handle near the clip. The one close to the clip or collar area is nice to get control quickly. Elastic stretch (expands about 12 inches), keeps your arm or your dog's body from getting yanked when your dog changes direction or lunges forward suddenly. Metal hook and adjustable rectangular clasp.The metal hook of this tactical training leash can be attached to a dog vest or collar. It can withstand up to around 200 kg tensile force. Rectangular metal buckle is used to adjust the length of the handle.