The Crowther Arc Runner is made from tough PVC tubing. It has an approximate 12’ diameter. Our Arc Runner will keep its shape when set up. It is not made from inexpensive flexible hosing that you have to keep battling to maintain its shape. Use the Arc Runner to improve your DEs’ explosion, footwork, and body angles. Enhance critical pass rush responsibilities. It helps teach players to stay low so they can change direction quickly. It helps teach body balance and quickness. Purchase 2 Arcs for combined drills and save money.