Description + The Salomon S/Pro X90 CS is a great option for intermediate to advanced skiers with a Medium Width Forefoot and Medium Calf Volume. The S/Pro is lightweight thanks to the Custom Shell HD Shell and Cuff that uses thinner but strong materials. Take the boot to a qualified ski shop and enhance your comfort by getting the shell and cuff heat molded to the shape of your foot profile. Coreframe 360 enhances rigidity after the customization process delivering consistent power transmission from the boot into the ski. The Seamless My Custom Fit 3D Seamless Liner delivers lots of comfort and cozy warmth for longer days on the mountain. Get off the rentals and into a pair of boots that will support your all mountain mission with the Salomon S/Pro X90. salomon s/pro x90+ cs ski boot