evo.com | Lange Alpine Ski Boots > The crown jewel of Lange's RX Women's series, the Lange RX 110 W LV Ski Boots are where it's at for the charger female with a low volume foot, or those with a desire for the most precise fit possible and access to good bootfitting. With Dual Core construction providing the smoothest 110 flex in the business and newly available Gripwalk(R) soles for the hike-and-ride crowd, this boot rips as hard as you do with no excuses. Flex: 110 A very stiff flex for expert and aggressive skiers. Dual Core Technology A new "Power Injection" method allows Lange to inject two different durometers of plastic simultaneously through 5 injection ports, with the two plastics being directed to specific parts of the boot. The harder plastic goes to the heel, spine and lower shell to retain stiffness, while the softer plastic goes to areas that wrap the foot and lower leg for comfort. 4 Aluminum Race Replaceable Max Grip ISO 5355 Alpine Soles Dual 3D Pro Liner with Shin Control and Thinsulate(TM) 100% customizable thermo liner with two types of high density foam and a precise, medium tension fit. | Women's Lange RX 110 W LV Ski Boots 2021 - 23.5 in Black /Plastic