The Rogz Control Lead is one of the most sophisticated leads on the market! It has lots of features to cover all aspects of your dog walk! Features shock absorbing technology to take the strain from your joints and muscles if your dog pulls. It also features a 'Shocloc' which allows you to lock out the shock absorbing feature for more responsive training and control. This lead has a close control handle which helps with heel training and to gain a shorter lead in traffic or crowds.