Our Roman Chair & Back Extension Bench offers multiple exercises in one, targeting your back, abs, and legs. Performing back extensions tones and strengthens your lower back, helping to improve posture and prevent back pain and back injury later down the line.  Hyper back extensions also work to strengthen your core muscles and build abs, making it an extremely versatile piece of gym equipment. Complete sit ups, crunches, and I's, Y's, and T's alongside back extensions on the PhysioRoom Roman Chair & Back Extension Bench, and increase your core strength, improve your posture, and strengthen your glutes and hamstrings at once.