This week marks a game-changing moment in ski boot technology. Only one season removed from the release of their single dial ski boots, K2 and Salomon have unveiled their highly anticipated Dual Dial BOA® ski boots. With precision fit, groundbreaking performance and unparalleled comfort, these boots promise to elevate your skiing experience to new heights. Could these be the most innovative ski boots ever? That remains to be seen but here are the initial details for each.

K2 Cortex Collection: Precision Redefined

Photo Courtesy of K2

This week, K2 proudly introduced the Cortex Collection—its first-ever low-volume ski boot lineup. The Cortex boots integrate the revolutionary dual-dial Zonal BOA® Fit System, delivering independent adjustments on the forefoot and cuff for a customized fit like never before.

Features of the K2 Cortex Collection:

  • Dual-Dial Zonal BOA® Fit System: Allows skiers to fine-tune fit in the lower and upper boot areas for unmatched control and comfort.
  • Performance-Driven Design: Developed in collaboration with Freeride World Tour athletes Max Hitzig and Manon Loschi, the Cortex boots cater to aggressive skiers who demand high responsiveness.
  • Low-Volume Fit: A 96-98 mm last ensures a snug fit ideal for all-mountain skiing.
  • Innovative Construction: GripWalk soles, a customizable low-volume liner, and K2’s patented Fast Fit Instep combine for superior power transfer and edge control.

K2’s Senior Global Ski Boot Product Line Manager, Tom Pietrowski, describes the Cortex 140 Zonal BOA® boot as a dream come true for rowdy skiers. “This boot bridges the gap between race-boot precision and all-mountain versatility,” he says.

Pricing and Availability:

The K2 Cortex Collection includes five models, starting at $849, with the top-tier Cortex 140 Zonal BOA® priced at $949. These boots are now available online at K2skis.com, with additional models expected to launch during the 2025/26 season.


Salomon S/PRO SUPRA Dual BOA®: Versatility Meets Innovation

Photo Courtesy of Salomon

Salomon also introduced the S/PRO SUPRA Dual BOA® ski boots. Designed with a 100 mm last, these boots blend cutting-edge technology with Salomon’s commitment to empowering skiers.

Key Features of the Salomon S/PRO SUPRA Dual BOA®:

Photo Courtesy of K2

  • Dual-Dial BOA® Fit System: The upper cuff dial enhances shin contact and power transmission, while the lower shell dial ensures a seamless, secure fit around the foot.
  • ExoWrap Design: Works with the BOA® system to deliver targeted wrapping for increased foothold and control.
  • Custom Shell HD Technology: Enables quick heat molding of both shell and liner for a fully personalized fit.

Lauren Samuels, Salomon’s North American Alpine Category Manager, highlights the significance of this release: “The dual BOA® system is a testament to our relentless pursuit of excellence, offering skiers unparalleled control and comfort.”

Pricing and Availability:

The S/PRO SUPRA lineup includes four flex patterns, with the S/PRO SUPRA 120 and 105 W models available now at specialty retailers and Salomon.com. The 130 and 115 W models will launch later this year.

The BOA® Fit System: A New Era of Ski Boot Technology

At the heart of these groundbreaking boots lies the BOA® Fit System, featuring the dual-dial H+i1 configuration. This micro-adjustable system offers skiers full control to achieve the perfect fit reducing pressure points while maximizing power transfer and edge-to-edge control. Developed over six years with input from elite athletes, the BOA® system represents the pinnacle of ski boot innovation.

Why Dual Dial BOA® Technology Matters

Photo Courtesy of Salomon

The introduction of dual-dial BOA® ski boots by K2 and Salomon is a monumental leap forward for skiers of all levels. This technology empowers skiers with:

  • Precision Fit: Independent adjustments ensure a personalized experience tailored to individual needs.
  • Enhanced Performance: Optimized power transmission and control for tackling any terrain.
  • Unmatched Comfort: Reduced pressure points and customizable liners keep skiers comfortable all day long.

Get Your Hands (and Feet) on the Future of Ski Boots

Whether you’re an all-mountain expert or a weekend warrior, the new dual-dial BOA® ski boots from K2 and Salomon are definitely intriguing. But how well does this cutting-edge technology really perform on the slopes? Stay tuned for our first-look test review coming soon on Unofficial Networks, where I’ll dive into the real-world performance and see if these boots live up to the hype.

About the Author

Rich Stoner is the founder of the après-ski lifestyle clothing and media brand, All About Après. He is also the co-host of the Beyond the Après podcast. No stranger to the ski and après-ski scene, Rich has been a long time contributor for many publications on topics like skiing, gear, beer and food. However, his passion is on the slopes and enjoying good times with good people. You can find him perfecting his craft carving turns and drinking beers in the Green Mountains of Vermont.  @allaboutapres

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