All-in performance. The Lange RS 130 LV Ski Boots maximize speed and power transfer with race-proven tech and an innovative wind-tunnel-tested aero design. From the targeted power of Dual Core construction to its anatomical foot-hugging design, the RS responds to every move as a natural extension of the body to maximize the efficiency and explosive power of every turn. It's built for expert skiers, instructors and racers looking for speed, power and precision on snow. Lange RS 130 LV Ski Boots | Blue | 28.5 | Christy Sports