Best Fits a Medium to Narrow Forefoot and Medium to Narrow Leg ShapeTri-Force ConstructionACP (Adjustable Cuff Profile)3D Performance Fit LinerPrimaloft InsulationProduct descriptionThe Speedmachine 85 W from Nordica is a perfect ski boot for the strong intermediate to expert skier looking for a medium to narrow fit in the forefoot and calf volume. Equipped with Nordica’s ACP (Adjustable Cuff Volume), which allows you to fine tune the fit across your calf muscle for a perfect fit in a common problem area for ladies. The Tri-Force Construction reinforces strategic areas in the spine and sole of the shell to improve the responsiveness out of your skis. The Infrared Customizable Shell allows an Authorized Nordica Dealer to shape areas of the shell to match the shape of your foot using a special heat lamp and an air compressor. Nordica’s 3D Performance Fit Liner can be heat molded to accelerate the breaking in process. Primaloft Insulation adds extra warm to round out this total package of comfort and performance. If you are a strong intermediate to expert skier, the Nordica Speedmachine 85 W will be a perfect choice. Features: Infrared Customizable Fit, Weather Shield