High-performance skiing meets all-day comfort with heated warmth in the women's Rossignol Pure Heat ski boots. Cutting-edge women's-specific shell design is paired with heated liners for skiers who prefer a generous, comfortable fit. Using generative design, we've engineered the boot shell and cuff for maximum energy transfer and high-speed control through every turn. Adjustable flex and canting let you personalize the feel and response to match your skiing. The heated liner offers all-day warmth that you can adjust with the push of a button. Wintherm® insulation enhances liner warmth, so you can focus on your skiing. Elevate your ski experience with the Pure Heat 90. Regular Fit Women's-specific regular fit features a 102mm last for recreational skiing and all-day comfort Warm Your Feet THERM-IC boot heater technology is integrated into the liners for all-day comfort and warmth at the touch of a button Lightweight, Full Power Data-driven Generative Design minimizes boot wall thickness for the most effective use of material to reduce weight and enhance power transfer Better Skiability, Better Fit Dual Core technology provides targeted power transmission and shell wrapping, resulting in livelier rebound, response and control Optimized Rebound and Response Asymmetric Dual Core Cuff combines softer plastic to wrap the lower leg with harder plastic where needed for support and power transmission for optimized performance and fit Adjustable Flex A simple rear spine adjustment provides an adjustable flex range of +5 to -5 for customized power, performance and comfort Insulated Warmth Wintherm® Insulation stops heat loss and reflects warmth back to its source Women-Specific Fit The shorter, tulip shaped cuff eliminates pressure around the shin and calf muscle for increased comfort and performance Optimized Fit and Warmth Our Seamless Toe Box eliminates pressure points for optimized out-of-the-box fit and reduces heat loss by 20% All-Terrain Grip Premounted GRIPWALK® soles feature a rubber tread and rockered toe for a more natural walking motion and increased traction