The Nordica Transfire R2 Ski Boot is on the stiffer side of womens boots but not so narrow These ski boots maintain your comfort while providing the support you need for increasingly aggressive riding The flex is progressive which means as you add more force and deepen the flex the boot stiffens This naturally happens as you ski faster and more aggressively so youll get the support you need without having to think about it When youre riding slower the flex will soften a little so you dont need to work as hard for control Specs Flex Rating Progressive up to 90 Last Width 102mm Skill Level Advanced and Intermediate Features Dynamic progressive flex stiffens as you deepen the flex for more support 45-¦ buckle placed at instep for better heel hold and easy on/ off Quick rebound for better power transmission to the ski Dual density PU sole for good grip 3 microadjustable buckles let you dial in the fit Double canting lets you get a balanced and natural stance Soft padded tongue for comfort on your shins PFP Performance Fit shell Heat moldable liner forms around your foot