The Nordica HF Elite Heat is an awesome option for intermediate to advanced level ladies with a medium wide forefoot and medium calf volume. The Primaloft insulation and cork fit liner support your feet for a great fit and lots of comfort while the three setting Bluetooth heated liner allows you to control the warmth of your liner from your phone. With customization in mind, the HF features Nordica's Infrared Technology which allows the shell to be manipulated and regulate unwanted pressure points after bringing it to a qualified ski shop. Nordica brings convenience to the table with Hands Free Back Buckle Closure System which allows you to slide your foot in the boot with no hassle and close the buckle with your foot or ski pole. Keep your feet warm and comfortable with the Nordica HF Elite Heat. Best Fits Medium Wide Forefoot and Medium Calf Volume, Custom Cork Fit Liner- Enhances comfort and provides shock absorption and control., Bluetooth Heat- Heated liners that can be controlled from your mobile device., Primaloft Insulation- Keeps feet warm and cozy., HF Back Buckle Closure System- Hands free entry and exit., Monolock Buckle- Hands free buckle that can be closed with a ski pole., Actual Flex: 85, Cuff Alignment: None, Warranty: One Year, Ski Boot Width: Medium Wide (102-103mm), Flex: Medium, Used: No, Ski/Walk: No, Forefoot Width: 102mm, Flex Adjustment: No, Buckle Count: 1, Category: Downhill, Ski Gear Intended Use: All Mountain, Instep Height: High, Calf Volume: Medium, Model Year: 2022, Product ID: 916325, Model Number: 050K0300100 245, GTIN: 0888341785950