Stability, Control - A wide Rottefella Nordic BC sole delivers the stability and control for wider skis and varied snow conditions. Freedom and Control - Our Mobile Cuff optimizes fore/aft freedom and torsional rigidity for total control. Extra Warmth - 3M ThinsulateT heat-retaining insulation delivers increased warmth in damp and cold conditions for all-day comfort and warmth. Women's Fit - Our FW Fit offers reduced instep volume and narrower fit from midfoot through heel for increased comfort and precision. Customizable Fit, Comfort - Thermoadjustable liners can be heat-molded around your feet for a customized fit and comfort.