This boot utilizes next-generation Prolite, which starts with the slimmest profile possible and then adds reinforcement to critical energy zones to create a super robust boot that is 25% more stable for powerful skiing performance. BOA®’s Fit System Alpine platform improves shell wrapping with bi-directional micro-adjustments, increasing foothold for all-day comfort and a precise skiing performance. Heat-moldable Memory Fit forms the shell and the special Mimic Gold liner molds to the exact shape of your foot. An Adaptive Fit System (AFS) Cuff features a removeable cuff spoiler that increases the amount of tulip-shape and volume inside the cuff. The cuff offers 54º of epic natural movement for easier walking and a more upright and comfortable position when standing. The GripWalk Sole is compatible with all GripWalk, MN, MNC and Pin bindings. Features: BOA® Fit System Alpine: BOA®‘s H+i1 platform offers improved shell wrapping with bi-directional micro adjustments. Mimic: Special heat-moldable plastic in heel, ankle, tongue and cuff areas mimic the shape of your foot. Adaptive Fit System (AFS) Cuff: A removeable cuff spoiler that increases the amount of tulip-shape and volume inside of the cuff. Memory Fit: Advanced heat-fitting technology creates a fully personalized shell, cuff and liner in minutes. 98mm Narrow Last: Legendary Hawx Feel, this highly anatomical 98mm last delivers comfort, performance and warmth.