Rossignol Zenith Sensor3 110 Ski Boot Men’s 29.5 Red Downhill Skiing Mountain Description Rossignol Zenith Sensor3 110 Ski Boot Men’s 29.5 Red Downhill Skiing Mountain. Rossignol Zenith Sensor3 110 Ski Boots bring technical all-mountain responsiveness, customizable precision control, and downhill power directly to your alpine skiing setup. Utilizing Sensor3 technology, the boot board incorporates direct contact points under the heel and forefoot to maximize feel, enhance balance, and reduce foot fatigue during high-speed descents. The heat-moldable Sensor Fit liner with a soft fleece lining provides a tailored anatomical fit, targeted thermal insulation, and pressure-free ankle support through cold mountain sessions. Equipped with four micro-adjustable diagonal a.