The Tecnica Mach1 LV 110- have a toned-down flex that's perfect for technical skiing in trees, steeps terrain, as well as lighter skiers. The T-Drive fiberglass-reinforced spine adds power and snap to the cuff, in addition to the C.A.S. shell and liner. Add Celliant® wicking insulation, dual cuff alignment, lift lock buckles and classic Tecnica downhill performance.