The Apex Women's ML-1 All Mountain Ski Boots is designed for female skiers of all abilities. Apex boots use a two-part system of a ridged modular chassis and a walkable support boot. Combining comfort and performance while staying warm will allow you to enjoy the slopes all day long. Custom fit, flex and cuff alignment allows for personalized adjustment to your natural foot position. Featuring an ergonomically designed cuff, specifically for women's lower calf structure. The ML-1 also has the Boa Double Cross closure system for precise adjustment, a heat moldable inner liner, and tunable A-Flex Suspension™, cuff alignment and micro adjustment buckles.