The Mach1 HV 100 hits the sweet spot for intermediate renters with a high-volume foot who want a high-performance boot, without feeling overpowered by stiffer models. Mach1 stands for best-in-class technology, promising a precise fit, the ultimate level of customization and efficient power transfer. The boot feels surprisingly comfortable out- of-the-box, thanks to the anatomically shaped liner and shell. Skiers will appreciate the Asymmetrical Power Transmission shell, which efficiently transfers all of their energy directly into the turn.