K2 BFC 100 BOA Ski Boots 2026

Product Details

Fit

MultiFIT Last: 100 - 103mm– The MultiFit Last was developed in conjunction with the BOA® Fit System to accommodate a variety of foot shapes ranging from 100mm to 103mm eliminating the need for multiple last option (MV, HV).

Flex

Flex: 100– A medium stiff flex for advanced skiers.

Liner

CushFit Plus Liner– Lasted with a blend of open cell and EVA foam for an extremely comfortable yet supportive fit.

Shell Materials & Design

Shell– Thermoplastic Urethane (TPU)

Cuff– PP (Polypropylene)

Fully Heat Moldable– Both the boot´s shell and cuff are capable of being heat molded to a variety of foot shapes for a truly custom fit.

Buckles

BOA® Fit System– The BOA® Fit System provides a performance fit engineered to enhance feel and responsiveness while reducing pressure points by incrementally modulating the Alpine boot closure with precise micro-adjustments.

H+i1 DIAL– Provides micro-adjustable, precision fit and quick release, with quality and durability guaranteed. The BOA dial platform features a breakaway design engineered to eject the dial cartridge upon severe impact without damaging the system, allowing skiers to pop the dial back into the bayonet midmountain. In the unlikely event that the system is broken, it can be easily repaired and replaced.

2 Light Alloy Upper Buckles

Power Strap

40mm Velcro Powerstrap

Sole

GripWalk ISO 23223 Outsoles– Removable and interchangeable rockered soles designed to work with GripWalk binding systems for better grip and comfort while walking, standing, and hiking.

Specs

• Ability Level: Intermediate-Advanced More

  Ability Level

  
  
  Intermediate-AdvancedWhether 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 skis and snowboards may be somewhat wider or stiffer than beginner-intermediate skis and snowboards, usually with a stronger wood core and sandwich sidewall construction. Intermediate to advanced boots and bindings range from softer flexing freestyle options to stiffer choices built for stability at speed.
  
  
  
• Ski Boot Flex: Medium
  
• Forefoot Width: 103 mm More

  Forefoot Width

  
  103 mmForefoot width, or last, is the reference width for this model based off shell size 26/26.5. Larger or smaller shell sizes will diverge from this reference width in increments of 2mm for every full size.
  
  
• Liner Type: Semi-Custom
• Flex Index: 100
• Boot Sole Type: GripWalk (ISO 23223)
• Includes Tech Fittings: No
• BOA®: Yes
• Number of Buckles: 2 + BOA Lower Shell
• Series: BFC
• Warranty: 1 Year