The high-performance Tecnica Mach1 HV 120 is designed for advanced to expert level all-mountain skiers with high-volume feet.#Ski Shop with locations near Killington and Okemo#The high-performance Tecnica Mach1 HV 120 is designed for advanced to expert level all-mountain skiers with high-volume feet. This boot offers a comfortable but precise fit, and a high level of customization.