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K2 Boundary

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K2,

Snowboard boots

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€374,95

€299,96

Ordered before 4:00 PM, shipped today

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All your favorite brands under one roof
Ordered before 4:00 PM = shipped the same day
The #1 in Snowboards

€374,95

€299,96

Only 4 left

Available

Ordered before 4:00 PM, shipped today

Free shipping

Choose your size to add to cart

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43.5

44.5

Worldwide shipping
All your favorite brands under one roof
Ordered before 4:00 PM = shipped the same day
The #1 in Snowboards

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Snowboard specialist from Sideways speaks

Discover the K2 Boundary — the perfect snowboard boot for anyone who wants to combine comfort, control and performance! Thanks to the dual-zone BOA® system you can adjust the boot in seconds, while the Intuition® Control Foam liner molds to your foot for ultimate comfort. The Harshmellow™ cushioning absorbs every impact and the This Grips!™ outsole provides maximum traction wherever you ride. Durable, responsive and ready for any terrain — from powder to Park. With the K2 Boundary you immediately feel confident on every turn and jump. Go for ultimate performance and enjoy more time on the mountain than ever before!

Versatile use
Excellent traction
Good fit

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Snowboard specialist from Sideways speaks

Description

Discover the K2 Boundary men’s snowboard boot

A versatile all-mountain and Freeride partner that delivers comfort, support and performance for every day on the mountain.

From the moment you put them on, you’ll notice these boots make no compromises. The outer-shell design combines an Articulating Cuff with HDR Premium Synthetics — an innovative synthetic material that is exceptionally durable, perfect for harsh conditions and long days on the hill. The result is less deformation when flexing and a consistent, stable flex while riding.

The Boundary's closure is equipped with a dual-zone BOA® Fit System: two independent dials, one for the upper and one for the lower zone. This lets you fine-tune the fit exactly how you want it. Inside, the Intuition® Control Foam 3D liner provides immediate comfort. This liner molds to your foot for a custom fit and optimal support. In addition, the 3-Point Harness locks your ankles in place for extra stability at high speeds or on technical descents.

Underfoot the Boundary stands out with the This Grips!™ rubber outsole, combined with a dual-density EVA midsole and Harshmellow™ impact absorption. This combination gives excellent traction on snow and ice, reduces vibration and increases comfort during long sessions. Whether you're waiting in the lift line, hitting a kicker or riding powder, the Boundary offers confidence and control with every move.

The K2 Boundary is designed for intermediate to advanced riders who want to combine all-mountain, Freeride and Freestyle without changing boots. Available in various colors and sizes so every rider can find the perfect fit.

Why choose the K2 Boundary:

Superior fit and support thanks to the thermo-foam liner and 3-Point Harness

Fast and precise adjustment with the dual-zone BOA® system

Durable outer-shell design for long-lasting performance

Excellent traction and cushioning for all-day comfort

One boot for every style: all-mountain, Freeride and Freestyle

In short, the K2 Boundary delivers the perfect balance of comfort, control and versatility — ideal for riders who want to get the most out of their season.

MEN'S US	WOMEN'S US	UK ADULT	EURO ADULT	CM

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MEN'S US	WOMEN'S US	UK ADULT	EURO ADULT	CM

General specifications

About this snowboard

Flexibility

All-mountain

Freeride (off-piste)

Park (terrain park)

Support level

Shock absorption / Cushioning

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Technical specifications

Technical Specifications

The Union Reset Pro is a high-performance snowboard boot that combines ultimate comfort, a perfect fit and immediate board feel for advanced riders who want maximum control and precision on every run

Closure system Dual BOA Closure System

The Dual BOA closure system is an advanced setup that uses two BOA dials for precise, fast adjustment of your boot's fit. With this system you can set tension independently for the upper and lower parts of the boot, providing a comfortable, custom fit.

Outsole X-Grip Outsole

The Union X-Grip sole is made from durable, high-quality natural rubber and provides excellent traction on snow and ice. Compared to other soles currently on the market, Union's innovative new design has minimal thickness for better board feel and improved riding performance.

Inner liner Forma Pro Liner

Built from the ground up. Union's Forma Pro Liner is the first thing you'll notice when you tighten your boots and the last thing you think about while riding. This 100% custom-moldable memory foam liner shapes to every foot from day one and provides the support and performance riders need for multiple seasons of 100+ days.

Reviews

Customer Reviews

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