K2 Cortex 105 W Zonal BOA Ski Boots - Women's - 2025/2026
$1,000.00
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Giving you a blend of fit and precision, these K2 ski boots will keep you charging all day. They offer race-boot-level performance without sacrificing easy entry or all-day comfort.
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- Comfort meets stiffness and support in these lightweight, powerful and responsive ski boots
- Zonal BOA® fit system with dual BOA® dials delivers dialed-in performance and a microadjustable precision fit
- Fastfit instep with softer TPU material in the instep area of the shells for quick and easy entry and exit
- Dual-sided cuff alignment for +/-2° of cuff adjustment
- True LV fit features a low-volume last with K2's narrowest heel and ankle while maintaining a little room in the forefoot and toe box for an all-day performance fit
- GripWalk outsoles offer better grip and added comfort when walking and standing but doesn't compromise the power transmission and release function when skiing
Imported.
View all K2 Women's Downhill Ski Boots| Best Use | Downhill Skiing |
|---|---|
| Skill Level | Advanced |
| Ski Boot Flex | Stiff Flex |
| Flex Index | 105 |
| Flex Adjustment | Yes |
| Walk Mode | No |
| Cant Adjustment | Yes |
| Liner Material | EliteFit Sport Liner |
| Moldable Liner | Thermoformable |
| Last Width | 96-98 millimeters |
| Boot Sole Type | GripWalk (ISO 23223) |
| Gender | Women's |
K2 Footwear - Women's
| 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| U.S. Women's | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | 10.5 | 11 |
| U.S. Men's | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 | 9 | 9.5 | 10 | ||
| UK | 2 | 3.5 | 3.5 | 4 | 4.5 | 5 | 5.5 | 6 | 6.5 | 7 | 7.5 | 8 | 8.5 |
| EU | 35 | 36 | 36 | 36.5 | 37 | 38 | 39 | 39.5 | 40 | 40.5 | 41.5 | 42 | 42.5 |
| Mondo | 22 | 22.5 | 23 | 23.5 | 24 | 24.5 | 25 | 25.5 | 26 | 26.5 | 27 | 27.5 | |
| Foot Length (in.) | 8.66 | 9.06 | 9.25 | 9.45 | 9.65 | 9.84 | 10.04 | 10.24 | 10.43 | 10.63 | 10.8 | 11.02 |
Sizing Notes
Measurements are stated in inches unless otherwise indicated.
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