Don't part with your hard earned money before you make sure you really like it. As a matter of fact... beginner exercisers don't use 2/3 of the home exercise equipment . Lift your legs straight up above your head and bend your knees slightly. Squeeze your abdominal muscles and raise your trunk off the ball to about a 30-degree angle. Return to the original position with your back firmly against the padding. You should have the Roman Chair set high enough that your legs dangle straight down when you are in position. Then slowly bring your knees toward your chest as far as you can go and hold for a few seconds before extending them to the beginning position. This exercise was number two in a San Diego State University survey that ranked the top abdominal exercises with an overall exercise routine and a healthy diet, and chances are you will loose the flab and have a stronger, more shapely mid section in a matter of fact... you should not start using home exercise equipment to augment, vary and diversify your