Advantage: 31 -inch rope leash + double elastic extension (20 inches & nbsp; 35 inch) Robust design: climbing rope and elastic extension in closely woven nylon make the leash for dogs more durable but light, robust and easy to clean Design without tangle: the design of the 360 ° swivel clasp allows automatic adjustment when the dogs cross, no limitation for your dogs while moving from one side to the other without spoiling the leash Elastic extension absorbing shocks: the unique design of the elastic helps absorb shocks of rapid movements when used with energetic and active dogs, reduces the feeling of being drawn. The length of the elastic can be extended from 20 to 35 inches with a strong traction force, which gives your dogs enough space to run in front of you or next to you Comfortable padded handles: has soft padded handles for an incredibly comfortable grip and protects your hand from rope burns