evo.com | Tecnica Alpine Ski Boots > One of the best-selling expert level boots of all time, the venerable Tecnica Mach1 MV 120 Ski Boots have gotten consistent upgrades over the years to make them even better. With the snappy performance of the T-Drive rear spine and a new Ecodesign C.A.S. Performance liner, it's still the same blend of powerhouse downhill tool and slipper-like comfort you know and love. Flex: 120 A stiff flex for expert or heavier skiers who require quick rebound and ski response. Last: 100 mm A mid-volume last designed for average feet. Performance C.A.S. Liner C.A.S. liners are anatomically shaped for optimal comfort and great heel hold. The dual density micro-cell material is durable, easy to customize, and has a low pack-out rate maintaining a great fit over a longer period of time. For unmatched personal customization the C.A.S. liner can be thermo-molded, punched, and ground. 4 Aluminum Micro-Adjustable Buckles Shell C.A.S. Polyester | Tecnica Mach1 MV 120 Ski Boots 2026 - 27.5 in Blue