K2 Cortex 110 BOA® Men's Ski Boots 2027
Precision fit for all-day dominance.
The Cortex 110 BOA® offers low-volume fit and precision, without the race boot ego. The BOA® Fit System provides enhanced micro-adjustability for a secure, custom fit, so you can focus on leveling up your game on the hill.
Best For:
Freeride
Big Mountain
Powder
Speed
Size
24.5, 25.5, 26.5, 27.5, 28.5
Gender
Men's
Category
Freeride, All Mountain, 2 Piece, BOA® Fit System
Category
2 Piece, All Mountain
Collection
Cortex, BOA® Fit System
Width
98mm
Ski Boot Liner
EliteFit Plus
Ski Boot Cuff Material
TPU
Ski Boot Shell
TPU
Flex/Feel:
Playful
Precise
Liner
EliteFit Plus
EliteFit Plus provides a comfort-first fit with plush foam and a more relaxed shape. Perfect for recreational skiers or those with wider feet who prioritize warmth and cushion.
Adjustable Liner Tongue
Tongue is attached with velcro in the toe box and can be adjusted to help provide the optimum fit across the top of the foot
Strap
40MM Velcro Strap
A versatile mid-width VELCRO® power strap that balances ease of adjustment with solid cuff closure. It adds extra responsiveness to boots without added bulk.
Outsole
GripWalk Outsoles
Removable and interchangeable ISO 23223 alpine rockered soles collaboratively designed to work with Marker’s Grip Walk binding system for better grip and added comfort when walking and standing in boots, but doesn’t compromise the power transmission and release function between the boot and binding when skiing. Preinstalled.
Features
Fastfit Instep
MultiFit™ Last
BOA® boots with multi-fit last allow for a greater range of foot shapes to fit within the same shell family. Multi last boots are offered in three different volumes, low volume (Cortex) medium (Recon, Anthem and Mindbender) and high (BFC).
Fully Heat-Moldable
Closure
BOA® Fit System
The BOA® Fit System delivers dialed in performance and a micro-adjustable precision fit, engineered & guaranteed to perform in the toughest conditions. It consists of three integral parts: a micro-adjustable dial, lightweight yet extremely strong laces and low-friction lace guides, which are applied in uniquely designed configurations to improve the fit and performance of the boot.
True LV Fit
Energy Bolt Spine
Liner featuring Ski Edge Sensitivity Shims
Ski Edge Sensitivity allow the skier to tune edge initiation of the ski.
SES Shims on Medial side of liner Cuff produce more inside edge angle. Skis feel more reactive and quicker to edge, excellent for slower more precise skiing.
SES Shims on the Lateral side of liner Cuff produce less inside edge angle. Skis feel more controlled and more stable, excellent for higher speeds.
Dual Cuff Alignment
| SHELL LENGH (mm) | MONDO POINT | US SIZES - MEN | US SIZES - WOMEN | EU. ADULT | UK ADULT |
|---|---|---|---|---|---|
| 264 | 22.5 | - | 5.5 | 36 | 3.5 |
| 274 | 23.5 | - | 6.5 | 37.5 | 4.5 |
| 284 | 24.5 | 6.5 | 7.5 | 39 | 5.5 |
| 294 | 25.5 | 7.5 | 8.5 | 40 | 6.5 |
| 304 | 26.5 | 8.5 | 9.5 | 41.5 | 7.5 |
| 314 | 27.5 | 9.5 | 10.5 | 42.5 | 8.5 |
| 324 | 28.5 | 10.5 | - | 44 | 9.5 |
