The 2027 Salomon S/Lab Shift Alpha BOA blends uphill efficiency with full-throttle alpine performance for skiers who want it all. Free Spine technology connects cuff to shell for zero energy loss, delivering powerful, precise turns when it’s time to charge downhill. Paired with lightweight construction, the BOA Fit System, and Exobelt for a secure, micro-adjustable fit, this boot stays locked in from skin track to last run.