Train or race. The X8 Skate ski boot is designed for fitness oriented skiers and junior racers. It features a race inspired build that shares technology with our athlete proven X-ium series for increased precision and power transfer. The skate specific, low-profile sole delivers a natural foot roll for efficient skating, while the locked-in feel and thermo-moldable design provide a precise, enveloped fit to deliver ultimate comfort and control. Dual Core Technology allows targeted boot stiffness for the most responsive feel without a weight penaltyThe Sport Sole features Tech Grip for comfortable walking and central insert cleats for maximum precision and control on the skiWINTHERM offers a breathable micro-perforated membrane that reflects heat back towards its source for incredible temperature regulation, comfort and warmthThermoadjustable liners can be heat-molded around your feet for a customized fit and comfort