evo.com | Lange Alpine Ski Boots > A medium flexing new model from Lange that's ideal for the up-and-coming intermediate with extra wide feet, the Lange Concept 10 GW Ski Boots rock a new 103mm last and 100 flex, along with a lightweight Lyfran(R) construction and Easy Closure System buckles. Cuff Lyfran(R) 4 Micro Aluminum GripWalk ISO 23223 Soles Flex: 100 A medium flex for intermediate to advanced skiers 35mm Velcro Strap | Lange Concept 10 GW Ski Boots 2026 - 25.5