Power and Precision. The new RS 130 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 World Cup Race liner, delivering unparalleled comfort, precision, and power transmission. Be One with your boots, Be One with your goal.Dual Core:- As you drive and flex into your boots, DUAL CORE actively compresses and expands - harnessing potential energy to deliver explosive power, snap, and rebound. Imagine World Cup precision and response, easy entry-and-exit, and a new level of ski boot performance as reactive and dynamic as your own body.Dual 3d Liner Wc:- DUAL 3D WORLD CUP LINERS are pre-shaped to match the inner shell for the most precise and accurate power transmission.97mm Precision Fit:- Lange’s PRECISION FIT provides an exact, race-inspired 97mm last designed for skiers with low volume feet or skiers seeking more foot compression and control without sacrificing comfort.Natural Stance:- Lange’s unique NATURAL STANCE compliments modern ski designs, offering a lower ramp angle (4⁰) and more neutral, upright stance to increase balance and control for more efficient power transfer and less quad fatigue.Features:Shell:- Shell material: POLYETHER DUAL CORE- Shell technology: DUAL CORE- Shell bootboard: HARD POLYURETHANE FOAM- Cuff material: POLYETHER DUAL CORELiner:- Liner tongue: POWER WEDGE TONGUE- Liner power strap: 50mm CAM LOCK- Liner name: DUAL 3D WC LINERSpecifications:- Weight: 2180g size 26.5