All mountain ski boots suitable for women season 2017 skill level expert last 98 mm width narrow flex index 90 flex soft special features adjustable flex adjustable forward lean walk to ride wtr compatible thermoformable shell high thermal insulation straps on boot liner rear lining features thermoformable boot liner weight 1 680 g outer materials polyurethane grilamid colour white fasteners buckle fastener velcro buckle 4 x buckles strap 55m