The Perfect Situp reinvents the situp by combining the upper ab crunch with the lower ab leg lift to bring you better, faster results. Designed to combine upper body positioning with lower body resistance, the Perfect Situp works all four sets of abdominal muscles. The Perfect Situp maximizes muscle activation by putting you in the perfect position and adding resistance through leg and back blades. The Perfect Situp will give you flatter abs and a stronger core. It will help make doing situps easy –the contoured base and neck support put you in the perfect position every time. Engage all 4 sets of abdominal muscles for better results with fewer reps. Includes: Perfect Situp unit, step by step workout instructions, meal plan, and storage hanger Product Details: Steel Leg and Back Blades help activate all four sets of abdominal muscles for a more efficient workout. Contoured Base puts your body in the perfect position to maximize muscle activation and helps target hard to reach lower abdominal muscles. Ergonomic neck support keeps spine in proper alignment and helps reduce neck strain by fully supporting head. The Range of Motion Sensor clicks when full range of motion is reached. Storage hanger makes it easy to hang in a closet.