Dockmate Anchor Buddy Anchor Line BlueThe anchor rope that ... STRETCHES. It's like having a rubber band on the back of your boat.Here's how it works:Step 1: Drop anchor approximately 30' from shoreStep 2: Toss your Grapple Buddy grappling hook to shoreStep 3: Tie off to your shore line...retrieve your boat by pulling in with your shore line and st..