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K2 Mindbender 140 BOA® - Men's Alpine/Touring Ski Boots 2026
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-20%
719.96€
899.95€
Ex Tax: 580.61€
- Stock: In Stock
- Brand: K2 Ski Boots
- SKU: 03-70-25-010
Size
Τhe K2 Mindbender 140 BOA® is built for aggressive skiers who demand high-performance both on the lift and in the backcountry. Featuring the micro-adjustable BOA® Fit System for a precise, customizable fit, it offers maximum power transfer with a 140 flex rating, ensuring superior control on steep descents. Its lightweight Powerlite Shell and durable Pebax® cuff provide responsiveness and durability, while the 50-degree range of motion in walk mode enhances uphill efficiency. With an Intuition® PowerFit Wrap BOA® liner for a heat-moldable fit, the Mindbender 140 BOA® is ready for any challenge. Unleash uncompromising power with the all-new K2 Mindbender 140 BOA Alpine Touring Ski Boots—built for expert freeriders who demand peak performance in the most punishing terrain. Featuring a precision-tuned BOA Fit System and 140 flex, this boot delivers locked-in control and instantaneous response for full-throttle charging. When the line gets steep and the stakes are high, the Mindbender 140 doesn’t flinch—neither should you.. With astounding power and energy transmission when you consider the feathery 1675g spec the Mindbender 140 weighs in at, these boots are for the skiers in the touring crowd that get away from the crowds so they can ski like a raging bull on untouched snow. With a simple and effective walk mode with a 50˚ range of motion, get ready to have the Mindbender do a number on your preconceptions of what a touring boot is all about.
Evolution Meets Revolution: In collaboration with BOA® Fit Systems - K2’s redesigned its boots deliver a better “wrap” with even more pressure distribution across the foot with the all-new Mindbender BOA® collection. Eliminating traditional boot fitting pain points like hotspots caused by overtightened buckles. This innovation changes traditional boot fitting methods, delivering all new levels of micro-adjustability at the intersection of performance and comfort.
Material information & features
Size Range: 25.5 - 30.5
Ski Boot type : Alpine Touring Ski Boots -All Mountain - Freeride - Piste
Ability Level: Advance - Expert
Beginner - Intermediate : Occasional rider still learning. Rides only on groomed snow and makes technical mistakes.
Intermediate - Advanced : Rides reguarly, feels confident on all kinds of terrains and slopes. Makes very few technical mistakes.
Advanced - Expert : Rider who has excellent technical and physical skills and who rides fast in any conditions.
Boot category : Sporty-Freetouring-touring
Recreational: designed for skiers with a beginner or intermediate level looking for a comfortable boot that's easy to use.
Recreational - Performance : Designed for skiers with an intermediate or advanced level looking for a compromise between comfort, hold and technique.
Sporty: Designed for expert skiers looking for precision, stiffness and technique.
Freeski: Designed for freeskiers (freestyle and powder) looking for precision, dampening and a "less conventional" style.
Freetouring: Alpine boots featuring ski/walk systems allowing to use them for touring or for skiing.
Touring: Light touring boots allowing easy walks. Designed for tourers focusing on the weight and technique of their boots.
Boot Design: Standard Overlap with BOA®
Shell Material : Powerlite Shell .TPU Heat Moldable
Powerlite Shell - 1650 grams @ 26.5 - 4 different stiffnesses of TPU and optimal wall thickness come together for high performance and lowest possible weight. The totally new shell is purpose-built to result in the best skiing, lightest weight boots ever produced. Made with four different stiffnesses of TPU and optimized wall thickness profiling, the Powerlite Shell achieves a paradoxical balance of lightweight agility and power. The resulting boots weigh in as some of the lightest alpine and freeride on the market, yet they ski with all the power and drive of heavier boots. Rounded out with FastFit ease of entry and full TPU boot fitter customization capabilities, the Recon, Anthem, and Mindbender boot collections have raised the bar and proven that truly LESS IS MORE.
Shell – TPU (Thermoplastic Urethane)
Cuff – Pebax® Bioresin
Buckle Material: 2 Light Alloy Top Buckles
Boa® Fit System Lower Closure – Dial it tighter, dial it looser (or pull up and release the cable entirely) with the new, burlier H+i1 dial, SS3 Stainless Steel cable, and heavy duty rivet guides.
Flex Adjustment: No
Ski/Hike Mode: Powerlock Spyne – Rugged, precise and intuitive. The Powerlock Spyne walk mechanism allows for 50 degree range of motion when hiking and an unforgiving, powerful connection while skiing. The mechanism can also be adjusted to customize the forward lean of the boot between 10-17°.
Friction Free Cuff Pivot – An easy hinging cuff pivot designed to provide minimal resistance while in walk mode.
Flex Index: 140 - A very stiff flex for the most aggressive expert skiers.
The boot's stiffness. The higher the number the more resistance to your leg flex in the boot. S tiffer boots are for higher level riders and softer boots are more forgiving. 130 flex is just right for driving the biggest skis at the highest speeds.
Fit : Fast Fit Entry – Softer TPU designed into the instep area of the Powerlite shell for quick and easy entry and exit.
Navicular Punch – A strategic bump built into the boot mold to alleviate pressure commonly experienced during ankle flexion.
Asymmetrical Toe Box – Fits the natural curvature of your toes for added comfort and to ensure a proper fit.
Custom Thermo Shell – The shell can be heat molded, punched, ground and customized with your favorite boot fitter (snowshop) for optimized comfort and performance. The shell can be widened up to 6 mm with this process.
Boot Last: The MultiFit™ Last was developed in conjunction with the BOA® Fit System to accommodate a variety of foot shapes ranging from 97mm to 100mm out of the box (and up to 104MM* with heat molding).
Heat Moldable Liner: Fully Heat Moldable
Adjustable Canting: Yes Dual
Cuff Alignment: +/- 2 Degrees
Boot Liner: Intuition PowerFit Wrap BOA® – BOA liner increases adjustability and hold across the entire foot. Features stiffer foam with a full wrap design for added power and energy transmission. Completely heat moldable with pre-molded ankle pocket.
Power Strap: Yes, 45 mm Ripcord Power Cinch Strap – Releases in a flash for quicker transitions.
Elastic Cam Strap - One Piece – Increases performance and responsiveness by cinching tighter than a traditional power strap resulting in exceptional power transmission and precise handling.
Stance : Forward Lean Adjustment – 10˚ to 17˚
Outsole: Integrated Tech Fittings
Gripwalk Outsole – ISO 9523 replaceable soles for traction and compatibility with tech and Gripwalk approved alpine bindings.
Weight: 1816 g
Warranty: 1 Year
More details : Integrated Tech Fittings – Tech fittings in the toe and heel are fully integrated into the shell injection, allowing for compatibility with both tech and DIN bindings.
Evolution Meets Revolution: In collaboration with BOA® Fit Systems - K2’s redesigned its boots deliver a better “wrap” with even more pressure distribution across the foot with the all-new Mindbender BOA® collection. Eliminating traditional boot fitting pain points like hotspots caused by overtightened buckles. This innovation changes traditional boot fitting methods, delivering all new levels of micro-adjustability at the intersection of performance and comfort.
At a glance
Material information & features
Specs
Gender: Men's Ski BootSize Range: 25.5 - 30.5
Ski Boot type : Alpine Touring Ski Boots -All Mountain - Freeride - Piste
Ability Level: Advance - Expert
Beginner - Intermediate : Occasional rider still learning. Rides only on groomed snow and makes technical mistakes.
Intermediate - Advanced : Rides reguarly, feels confident on all kinds of terrains and slopes. Makes very few technical mistakes.
Advanced - Expert : Rider who has excellent technical and physical skills and who rides fast in any conditions.
Boot category : Sporty-Freetouring-touring
Recreational: designed for skiers with a beginner or intermediate level looking for a comfortable boot that's easy to use.
Recreational - Performance : Designed for skiers with an intermediate or advanced level looking for a compromise between comfort, hold and technique.
Sporty: Designed for expert skiers looking for precision, stiffness and technique.
Freeski: Designed for freeskiers (freestyle and powder) looking for precision, dampening and a "less conventional" style.
Freetouring: Alpine boots featuring ski/walk systems allowing to use them for touring or for skiing.
Touring: Light touring boots allowing easy walks. Designed for tourers focusing on the weight and technique of their boots.
Boot Design: Standard Overlap with BOA®
Shell Material : Powerlite Shell .TPU Heat Moldable
Powerlite Shell - 1650 grams @ 26.5 - 4 different stiffnesses of TPU and optimal wall thickness come together for high performance and lowest possible weight. The totally new shell is purpose-built to result in the best skiing, lightest weight boots ever produced. Made with four different stiffnesses of TPU and optimized wall thickness profiling, the Powerlite Shell achieves a paradoxical balance of lightweight agility and power. The resulting boots weigh in as some of the lightest alpine and freeride on the market, yet they ski with all the power and drive of heavier boots. Rounded out with FastFit ease of entry and full TPU boot fitter customization capabilities, the Recon, Anthem, and Mindbender boot collections have raised the bar and proven that truly LESS IS MORE.
Shell – TPU (Thermoplastic Urethane)
Cuff – Pebax® Bioresin
Buckle Material: 2 Light Alloy Top Buckles
Boa® Fit System Lower Closure – Dial it tighter, dial it looser (or pull up and release the cable entirely) with the new, burlier H+i1 dial, SS3 Stainless Steel cable, and heavy duty rivet guides.
Flex Adjustment: No
Ski/Hike Mode: Powerlock Spyne – Rugged, precise and intuitive. The Powerlock Spyne walk mechanism allows for 50 degree range of motion when hiking and an unforgiving, powerful connection while skiing. The mechanism can also be adjusted to customize the forward lean of the boot between 10-17°.
Friction Free Cuff Pivot – An easy hinging cuff pivot designed to provide minimal resistance while in walk mode.
Flex Index: 140 - A very stiff flex for the most aggressive expert skiers.
The boot's stiffness. The higher the number the more resistance to your leg flex in the boot. S tiffer boots are for higher level riders and softer boots are more forgiving. 130 flex is just right for driving the biggest skis at the highest speeds.
Fit : Fast Fit Entry – Softer TPU designed into the instep area of the Powerlite shell for quick and easy entry and exit.
Navicular Punch – A strategic bump built into the boot mold to alleviate pressure commonly experienced during ankle flexion.
Asymmetrical Toe Box – Fits the natural curvature of your toes for added comfort and to ensure a proper fit.
Custom Thermo Shell – The shell can be heat molded, punched, ground and customized with your favorite boot fitter (snowshop) for optimized comfort and performance. The shell can be widened up to 6 mm with this process.
Boot Last: The MultiFit™ Last was developed in conjunction with the BOA® Fit System to accommodate a variety of foot shapes ranging from 97mm to 100mm out of the box (and up to 104MM* with heat molding).
Heat Moldable Liner: Fully Heat Moldable
Adjustable Canting: Yes Dual
Cuff Alignment: +/- 2 Degrees
Boot Liner: Intuition PowerFit Wrap BOA® – BOA liner increases adjustability and hold across the entire foot. Features stiffer foam with a full wrap design for added power and energy transmission. Completely heat moldable with pre-molded ankle pocket.
Power Strap: Yes, 45 mm Ripcord Power Cinch Strap – Releases in a flash for quicker transitions.
Elastic Cam Strap - One Piece – Increases performance and responsiveness by cinching tighter than a traditional power strap resulting in exceptional power transmission and precise handling.
Stance : Forward Lean Adjustment – 10˚ to 17˚
Outsole: Integrated Tech Fittings
Gripwalk Outsole – ISO 9523 replaceable soles for traction and compatibility with tech and Gripwalk approved alpine bindings.
Weight: 1816 g
Warranty: 1 Year
More details : Integrated Tech Fittings – Tech fittings in the toe and heel are fully integrated into the shell injection, allowing for compatibility with both tech and DIN bindings.
About the manufacturer
K2
is the original American Ski and Snowboard Brand, founded in 1962 in
Washington State. The brand continued to pioneer by expanding into
snowboards in 1987 and was the first brand to specifically engineer
products for women starting in 1999; Women’s Alliance™. Today K2 is
resetting its brand for the future, to one that builds on this legacy to
reposition as the industry leader.
The Promise...
As a part of the ski, snowboard, and winter sports community K2 people spend all of their time in the mountains and are conscious of the environment. K2 is committed to making a more sustainable future for both people and the planet, as it moves forward with conscious discipline towards mindful product manufacturing and materials selection, reducing its impact on.
The Objective...
is to prioritize sustainability in all aspects of its business to achieve the targets of a 50% reduction in carbon emissions by 2030, an 80% reduction by 2040, and net-zero before 2050.
The Execution...
K2 will identify, measure and improve sustainability in all areas of its business; from materials selection, production processes, waste reduction, transportation, end-of-use planning, and energy consumption.
Process
• Create the longest-lasting product on the market.
• Near Term - Replace all materials with the most sustainable alternative.
• Mid-Term - Innovate new materials and processes.
• Mid-Term - Create end-of-life uses for the product that is more sustainable than disposing of the product.
• Total packaging to be 95% sustainable by 2025.
Production
• Installation of Solar Panels at K2’s Kaitai factory converted 44% of manufacturing energy to date into renewable energy.
• Achieved a 66% facilities lighting reduction immediately via an energy conversion program.
• K2 is 100% offset on carbon emissions caused by its freight usage since 2021.
Practice
• As a company, K2 is focused on sustainability for the future in every department and with every employee.
• K2 headquarters is an Energy Star certified building, using 35% less energy than other buildings city and nationwide.
• Via its urban office location, the primary modes of employee commuting are via public transportation and bicycles.
The Promise...
As a part of the ski, snowboard, and winter sports community K2 people spend all of their time in the mountains and are conscious of the environment. K2 is committed to making a more sustainable future for both people and the planet, as it moves forward with conscious discipline towards mindful product manufacturing and materials selection, reducing its impact on.
The Objective...
is to prioritize sustainability in all aspects of its business to achieve the targets of a 50% reduction in carbon emissions by 2030, an 80% reduction by 2040, and net-zero before 2050.
The Execution...
K2 will identify, measure and improve sustainability in all areas of its business; from materials selection, production processes, waste reduction, transportation, end-of-use planning, and energy consumption.
Process
• Create the longest-lasting product on the market.
• Near Term - Replace all materials with the most sustainable alternative.
• Mid-Term - Innovate new materials and processes.
• Mid-Term - Create end-of-life uses for the product that is more sustainable than disposing of the product.
• Total packaging to be 95% sustainable by 2025.
Production
• Installation of Solar Panels at K2’s Kaitai factory converted 44% of manufacturing energy to date into renewable energy.
• Achieved a 66% facilities lighting reduction immediately via an energy conversion program.
• K2 is 100% offset on carbon emissions caused by its freight usage since 2021.
Practice
• As a company, K2 is focused on sustainability for the future in every department and with every employee.
• K2 headquarters is an Energy Star certified building, using 35% less energy than other buildings city and nationwide.
• Via its urban office location, the primary modes of employee commuting are via public transportation and bicycles.
