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The K2 Cortex 85 BOA Women’s Ski Boots are built for intermediate to advanced female skiers who want a modern combination of precision BOA fit technology, all-mountain versatility, and comfort-driven performance. With an 85 flex and K2’s Cortex platform, these boots deliver a smooth, responsive feel for confident progression across the resort.
The BOA Fit System provides even, micro-adjustable closure across the lower shell, improving heel hold and reducing pressure points compared to traditional buckle systems. Combined with a women-specific cuff design, the Cortex 85 BOA supports natural alignment, stability, and all-day comfort.
A lightweight shell construction enhances responsiveness while reducing fatigue, and the heat-moldable liner adapts to your foot shape for a fully customized fit. GripWalk soles improve traction and walking comfort off the skis, making these boots practical both on and off the mountain.
✔ BOA Fit System delivers smooth, even pressure and secure fit
✔ 85 flex offers balanced support for progression and control
✔ Women-specific design improves comfort and natural stance alignment
✔ Lightweight shell reduces fatigue on long ski days
✔ Heat-moldable liner for personalized comfort and fit
✔ Secure heel hold enhances control and stability
✔ Consistent performance across varied all-mountain terrain
✔ GripWalk soles improve traction and walking ease
✔ Reduced pressure points for all-day comfort
✔ Ideal balance of comfort, control, and modern fit technology
Category
Women’s all-mountain ski boots (comfort + performance hybrid)
Fit System
BOA Fit System for micro-adjustable, even shell closure
Flex Rating
85 flex for intermediate to advanced female skiers
Shell Construction
Lightweight performance shell designed for comfort and responsiveness
Liner
Heat-moldable cushioned liner for custom fit and comfort
Last Width
Medium-volume women’s fit for balanced comfort and control
Performance Characteristics
Smooth flex, responsive energy transfer, and stable all-mountain performance
Fit Focus
Women-specific fit with BOA-driven pressure distribution
Terrain Use
Groomers, resort skiing, and mixed all-mountain conditions
Skill Level
Intermediate to advanced women skiers
Best For
Skiers who want a comfortable, modern BOA boot with reliable all-mountain performance
