Power and Precision. The new RS 120 is the result of our deep understanding foot mechanics, fit, and ski boot behavior. Featuring our new, race-developed Dual Core construction, RS supplies incredible energy and flex control, becoming a natural extension of your body for total control through the turn. The anatomic shell design integrates perfectly with our Dual 3D Full liner, delivering unparalleled comfort, precision, and power transmission. Be One with your boots, Be One with your goal.