The Adjustable Exercise Sit Up Bench is perfect for completing a wide range of exercises that target a variety of muscle groups within the body such as Abdominal and back muscles. The ab bench is perfect for improving fitness, stamina, and muscular strength. The workout bench is a great addition to any home gym and can be used for declining bench weight training or cardiovascular exercises. The ab bench comes with an easy-to-use adjustment system that will ensure a custom fit for your body.