The Rossignol Intensive I10 Ski Boot is for advanced women skiers looking for the union of comfort, performance and value. The patented liner technology made of quilted natural goose down filing is lined with a soft, plush terry cloth material which makes this liner super soft, warm, light and comfortable. Thermo insulation is bonded to the shell of the boot during the injection process and completely wraps around the foot providing maximum warmth. Flex Rating (Stiffness) 60-50 Boot Last (Width) 102mm Skier Type Performance Micro Adjustable Buckles 4 Cuff Adjustment No Thermo fit liner;Womens True Upper Cuff;;;