EASY SET UP AND TAKE DOWN - Fiberglass Rods and Light-Weight Netting Allow the PowerAlley to be the Easiest and Most Convenient Batting Cage on the Market. Set Up and Take Down in Minutes! BUILT-IN MACHINE HARNESS FOR SAFETY - A Built In Batting Cage Harness Allows For a Pitching Machine to Stay Outside Along With the Operator For Safety and Convenience.