Technica Mach1 LV 130 TD GW Men's Ski Boots - 2023The Mach 1 LV 130 TD is the benchmark for performance, fit and customization in the high performance low volume ski boot world. Grounded in the fundamentals of high performance ski boot design, the LV 130 features T Drive technology which is a revolutionary carbon fiber shell to cuff connection that allows the boot to function in a much more efficient way, resulting in a smoother more consistent flex, better performance and less energy required to ski