Years of Research and Development Have Lead to the Most Comfortable and Natural Moving Ellipticals Ever Created. Our Engineering Team Spent Vast Amounts of Time Perfecting the Most Efficient and Durable Design, While Mimicking Natural Human Gait and Arm Swing. From the Moment You Step onto the Smooth-Flow Comfort Pads You Will Appreciate the Precise Engineering and Ergonomics that Ensure a Comfortable, Quiet, and Smooth Workout. Finally, an Elliptical that Moves with Your Body, Not Against it.