As seen on TV! The Body Rider Deluxe Flywheel Dual Trainer is the ultimate cardio machine, pairing quality with maximum versatility. With its patented 2-in-1 technology, the machine can be used as either an elliptical trainer or exercise bike. It features a steel-shell flywheel with a smooth nylon belt for riding momentum, fluidity and sleek style. Your cardio workouts will be super-effective--and won't put undue stress on your knees and joints.