Promachine 120 Alpine Ski Boots 2025Just like the 130, the Promachine 120 is a low volume, high performance, lightweight boot that's built to get the most out of all conditions but with added comfort. Besides having a slightly softer flex than the Promachine 130, the 120 also employs Primaloft in the liner for optimal warmth and a softer feel, making it ideal for skiers looking for a slightly more forgiving boot. Thanks to stiffer plastic along the spine of the shell, the boot offers