Premium Abs Gliding Exercise Coaster Workout MachinePremium Abs Gliding Exercise Coaster Workout Machine Keep your abs strong and tight by regularly exercising on our heavy duty abs machine. With its solid iron build, the ab coaster enables you to perform all the exercises that you need to fully tone your muscles and strengthen your bones. Our abdominal exerciser has a four level resistance adjustment feature that lets you gradually increase the intensity of your workouts. This way, you can keep