K2 B.F.C 100 Gripwalk - Men's Ski Boots - 2026

The all-new, medium-flexing BFC 100 is ideal for skiers who prioritize comfort but still need a supportive boot that won’t hold them back. A wide 103mm last, Cushfit liner, slimmed-down heat-moldable shell, and updated Après Mode for easy walking mean you’ll be focused on your skiing, not your feet. The Most Comfortable Boot on Planet Earth. Easy to get into? Check. Comfortable? Yep. Loaded with customizable features? Better believe it. What else do you need to know? If you need a mid-flexing high volume boot, the K2 BFC 100 Ski Boots check all the boxes. The K2 B.F.C. 100 and B.F.C. 100 Heat have set the bar as one of the most comfortable, warmest, and easiest to put on/take off boots on the market.  Preinstalled Grip Walk. outsoles

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DETAILS
Gender: Men's Ski Boot
Size Range: 25.5 - 30.5
Ski Boot Type: All mountain-ski- Piste ski
Ability Level:  Intermediate-Advanced - Whether you’re a progressing intermediate exploring new runs and terrain, or an accomplished rider seeking new thrills, the majority of skiers and snowboarders fall into this level. Intermediate to advanced boots and bindings range from softer flexing freestyle options to stiffer choices built for stability at speed.
Boot Design: Standard Overlap
Material : TPU Heat Moldable. Shell – TPU (Thermoplastic Urethane)
PowerFuse SpYne – A rear co-injected “Y” shaped design that adds strength and power to the Energy Interlock, the PowerFuse SpYne maximizes fore/aft flex efficiency and lateral stiffness for sustained performance and responsiveness in all terrain. Because of the SpYne, K2 is able to optimize materials in the cuff and shell, eliminating excessive vibrations in rough terrain.
Fit : Custom Thermo Shell – The shell can be heat molded, punched, ground and customized with your favorite boot fitter for optimized comfort and performance. The shell can be widened up to 6 mm with this process.
Hands Free Entry – Dual material overlap for intuitive and easy hands-free exit and entry.
Buckle Material: Alloy - Micro Adjustable
Flex Adjustment:  No
Stance  : Forward Lean – 12˚ / 14˚ (with removable Power Wedge)
Ski/Hike Mode: Yes Apres Mode 2.0:  A new and improved walk mode offering a massive 50-degree range of motion. A lever on the back of the boot unlocks the upper cuff from the lower shell, allowing for increased comfort and convenience when walking from the car to the lift.
Flex Index: 100 - A moderate flex for intermediate to advanced skiers.
The boot's stiffness. The higher the number the more resistance to your leg flex in the boot. Stiffer boots are for higher level riders and softer boots are more forgiving.
Alpine Touring Mode: Yes
Boot Last: 103mm @ 26.5 .Wide and high volume fit for immediate comfort and wider feet.
Heat Moldable Liner: Yes
Adjustable Canting: Yes Dual
Cuff Alignment:  +/- 2 Degrees
Boot Liner: CushFit Liner – Lasted with a blend of open cell and EVA foam for an extremely comfortable yet supportive fit.
Power Strap: Yes, 40mm Velcro Power Strap
Forward Lean:12 degrees, 14 degrees with Power Wedge
Outsole: Grip Walk. Grip Walk Outsoles:  Removable and interchangeable ISO 9523 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.Grip Walk Outsoles:  Removable and interchangeable ISO 9523 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.
Warranty: 1 Year
More details :FastFit Entry. Powerfuse