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K2 Men's BFC BOA 100 Ski Boots 2027

$549.95

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  • K2 Men's BFC BOA 100 Ski Boots 2027
  • K2 Men's BFC BOA 100 Ski Boots 2027
  • K2 Men's BFC BOA 100 Ski Boots 2027
  • K2 Men's BFC BOA 100 Ski Boots 2027
  • K2 Men's BFC BOA 100 Ski Boots 2027
  • K2 Men's BFC BOA 100 Ski Boots 2027
  • K2 Men's BFC BOA 100 Ski Boots 2027
  • K2 Men's BFC BOA 100 Ski Boots 2027
  • K2 Men's BFC BOA 100 Ski Boots 2027
K2 logo

K2 Men's BFC BOA 100 Ski Boots 2027

$549.95

The K2 BFC BOA 100 Ski Boots deliver all-mountain performance with a micro-adjustable BOA Fit System, and plush CushFit Comfort liner.

✓ In Stock
FREE SHIPPING
UPC: 196222686952

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Ability Level:
Intermediate

Beginner Advanced

Flex Rating:
Medium

Softer Stiffer

Description

The K2 Men's BFC BOA 100 Ski Boots combine out-of-the-box comfort with true all-mountain performance. Engineered for skiers who prefer a roomier, high-volume fit, these medium-flex boots feature a TPU shell and polypropylene cuff. The integrated BOA Fit System on the lower shell offers micro-adjustable precision, eliminating pressure points while securing foot placement. Hands Free Entry dual-material overlap makes stepping in and out effortless, while Après Mode 2.0 provides a 50-degree range of motion for comfortable walking around the resort. Complete with a supportive CushFit Comfort liner and GripWalk outsoles, the BFC BOA 100 ensures warmth, control, and hassle-free skiing all day long.

Features

  • BOA Fit System provides precise micro-adjustable fitting across the lower shell
  • MultiFit Last accommodates foot shapes ranging from 100 mm to 103 mm
  • Hands Free Entry dual-material overlap enables quick and effortless step-in and exit
  • Après Mode 2.0 walk mode unlocks a 50-degree range of motion for walking ease
  • CushFit Comfort liner delivers plush comfort and all-day thermal insulation
  • GripWalk outsoles improve traction and facilitate a natural walking stride

Specifications

Flex Rating 100
Last Width 100 - 103 mm
Shell Material TPU (Thermoplastic Polyurethane)
Cuff Material PP (Polypropylene)
Liner CushFit Comfort
Outsole GripWalk (ISO 23223)
Walk Mode Après Mode 2.0 (50° range of motion)

Ski Boot Size Conversion Chart

MONDO POINT 22 22.5 23 23.5 24 24.5 25 25.5 26 26.5 27 27.5 28 28.5 29 29.5 30 30.5 31 31.5 32 32.5
USA MAN 4 4 ½ 5 5 ½ 6 6 ½ 7 7 ½ 8 ½ 8 ½ 9 9 ½ 10 10 ½ 11 11 ½ 12 12 ½ 13 13 ½ 14 14 ½
USA WOMAN 5 5 ½ 6 6 ½ 7 7 ½ 8 8 ½ 9 9 ½ 10 10 ½ 11 11 ½ 12 12 ½ 13 13 ½ 14 14 ½ 15 15 ½

Note: We highly recommend heading into your local ski shop to try on any boot before purchase. All ski boots fit differently and your size is just the first consideration of many to get an ideal fit.

Know How Boots Are Supposed To Fit

Ski and Snowboard boots should feel comfortably snug everywhere—heel, instep, and toebox.  Your toes should be barely touching the front edge.  If a boot fits "just right" out of the box, chances are it will be too big when the boot breaks in.  Specifically as the heel pocket breaks in your foot pulls away from the front edge of the boot, allowing for some toe wiggle room. It usually takes 4-8 times riding to break in your boots.  Or, for many boots, you can have them heat molded at a shop to simulate the break in process.

Helpful Trick

  1. 1. Put your boot on and tighten it up like you're about to go riding. 
  2. 2. Now stand up straight with your knees locked.  Your toes should be lightly touching the front of the boot.  Not enough to bend your toes, but there should be contact.
  3. 3. Now get into your athletic ski or snowboarding stance with your knees bent.  You should feel pressure on your shins as you flex the boot.  In this stance, your toes should pull away from the front of the boot.

Why Does This Work?

Ski and Snowboard boots are designed to fit when you are using them on the slopes, not when you are walking around.  Look at your boot from the side.  Notice the way the entire boot leans forward.  This shape will force your foot forward when you stand up straight, causing your toes to hit the front of the boot.  However, when you bend your knees and get into your performance stance, your foot moves back into the proper position for riding.  Your toes will leave the front of the boot as your heel sinks into the heel pocket.

Graphic showing fit when standing straightGraphic showing fit when leaned forward

Know Your Shoe Size

We mean your actual shoe size.  More often than not, when we ask someone their shoe size before measuring their foot they tell us anywhere from a half size to two sizes bigger than their actual measurement.  A half size bigger in your favorite pair of sneakers isn't a big deal, but ski and snowboard boots need to fit snug everywhere for proper performance, and to prevent foot pain, blisters and cold feet.  Yes, boots that are too big can cause cold feet.  Over-tightening buckles to compensate for a big boot can cut off blood flow, causing cold feet.  

Leave the Cotton Socks at Home

Do NOT use cotton socks.  Cotton retains moisture which causes blisters and cold feet.  We suggest a wool/synthetic blend, however, 100% wool or 100% synthetic socks work well too.  Ski/Snowboard socks are specifically built to add support and comfort. 

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