"With your first hand, you can let the line slide through if you are giving your dog more freedom and with your second hand you can pull the line in if you need to shorten the distance or bring your dog towards you.
Rather than just pulling the end of the long line when you need to make your dog come to a halt, you can simply grip and release the long line using the hand closest to them.
Dogs can be trusted off the lead if they complete one sneaky task Getting your pooch to stop pulling on the lead is one thing - but trusting them to run free is a much bigger (and daunting) step.
We've all witnessed that one poor soul standing in the park under pouring rain, trying desperately to catch their dog who refuses to stop chasing birds and diving into the mud.
This allows you to manage the 'slack of the line' with one hand, which can be used to slow your dog down when necessary.
