The D-Loop enhances accuracy because it relieves unbalanced pressures on your arrow string contact point. It makes your shot quieter, smoother, and saves wear on your serving. The Spot-Hogg® D-Loop consists of a special 750 pound test, 8 strand braid polyethylene, attached to your string. This is the strongest fiber available today and in fact is stronger than steel. These qualities make the Spot-Hogg D-Loop the most dependable and durable D-Loop available.  It serves as both a nocking point and a connector between your release and your string. The D-Loop enhances accuracy because it relieves unbalanced pressures on your arrow string contact point. It makes your shot quieter, smoother, and saves wear on your serving. Also the string is pulled back the same every shot, so you can use a peep without need for rubber-aligner, which can be high maintenance and potentially dangerous.