The Grand Slam portable backstop from Jaypro is a space efficient piece of baseball equipment that helps batters get the most out of each practice. The sturdy constructed includes a collapsible, 2" heavy wall aluminum tube frame and a net that is composed of #42 knotless nylon. The structure folds down to 18’W x 5’H x 22’D. This Pro-style backstop includes a heavy vinyl coated nylon skirt that shields the metal frame. A rear net baffle absorbs most of the wear and tear on the net and skirt.