Atomic REDSTER CS 70 LCThe Atomic Redster CS 70 LC is a softer flex performance piste boot. It means its the perfect piste beast if youre a lighter skier giving you that sweet spot of power and control so you can ski to your limit. Its packed with Atomic racing tech including a 96mm narrow fit and the Progressive Race Shell. This shell uses thicker but softer material to give you a more progressive flex, better damping and a more supple feel making it easier to ski