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Size chart
K2 Adult Snowboard Boots
| Men's US | Women's US | UK Adult | Euro Adult | Cm |
|---|---|---|---|---|
| 5 | 6 | 4 | 36.5 | 23 |
| 5.5 | 6.5 | 4.5 | 37 | 23.5 |
| 6 | 7 | 5 | 38 | 24 |
| 6.5 | 7.5 | 5.5 | 39 | 24.5 |
| 7 | 8 | 6 | 39.5 | 25 |
| 7.5 | 8.5 | 6.5 | 40 | 25.5 |
| 8 | 9 | 7 | 40.5 | 26 |
| 8.5 | 9.5 | 7.5 | 41.5 | 26.5 |
| 9 | 10 | 8 | 42 | 27 |
| 9.5 | 10.5 | 8.5 | 42.5 | 27.5 |
| 10 | 11 | 9 | 43.5 | 28 |
| 10.5 | 9.5 | 44 | 28.5 | |
| 11 | 10 | 44.5 | 29 | |
| 11.5 | 10.5 | 45 | 29.5 | |
| 12 | 11 | 46 | 30 | |
| 12.5 | 11.5 | 47 | 30.5 | |
| 13 | 12 | 48 | 31 | |
| 14 | 13 | 49 | 32 | |
| 15 | 14 | 50 | 33 |
K2 YOUTH SNOWBOARD BOOTS
| Youth US | Youth UK | Youth EU | Youth CM |
|---|---|---|---|
| 11 | 10 | 28 | 17.1 |
| 12 | 11 | 30 | 18.1 |
| 13 | 12 | 31 | 19.1 |
| 1 | 13 | 32 | 19.7 |
| 2 | 1 | 33 | 20.6 |
| 3 | 2 | 34 | 21.6 |
| 3 | 2 | 34 | 21.6 |
| 4 | 3 | 36 | 22.2 |
| 5 | 4 | 37 | 23.2 |
| 6 | 5 | 38 | 24.1 |
| 7 | 6 | 39 | 24.8 |
Quick Specs
| Rider Type | All-Mountain Rider / Freerider |
| Flex | 8 / 10 (Stiff) |
| Use Cases | All-Mountain · Freeride |
| Lacing System | Traditional Lacing with Synthetic Lace Cover + Conda™ BOA® Liner Lacing |
| Liner System | Intuition™ Pro Foam 3D Liner with SpaceHeater™ |
| Outsole | Vibram® V5 with Eco-Harshmellow™ |
| Footbed | Eco-Harshmellow™ Pro Insole |
Product Description
The K2 Waive is built for all-mountain and freeride riders who trust traditional laces and demand boots that hold up. A full grain leather upper paired with the Endo™ 2.0 heel counter keeps flex and durability locked in over seasons of hard riding. Inside, a premium Intuition™ Pro Foam 3D liner molds to your foot for a custom fit, while the Vibram® V5 outsole grips whatever the mountain throws at you.
Product Details
| Flex Profile | 8 / 10: Stiff, precise flex tuned for responsive all-mountain and freeride performance |
| Shell Construction | Full Grain Leather Upper with Endo™ 2.0: full grain leather provides exceptional durability and wear resistance; Endo™ 2.0 replaces bulky heel counter material with an injected urethane heel counter, keeping boot flex and durability intact over the lifetime of the boot · Articulating Upper Cuff with HDR Premium Synthetics: independent upper cuff articulation delivers distortion-free flex; HDR premium synthetics add shell durability · Rubber Reinforced Toe Cap: durability reinforcement at the toe box zone · Liner-Lite Snow Camp Ready Coating: additional weather-protective liner coating for warmth and dryness in harsh conditions |
| Lacing System | Traditional Lacing with Synthetic Lace Cover: keeps feet warm and dry; synthetic lace cover prevents snow from entering between tongue and shell whether skinning, booting, or riding · Conda™ BOA® Liner Lacing: proprietary K2 liner lacing system powered by BOA® technology for superior heel hold and support |
| Liner System | Intuition™ Pro Foam 3D Liner with SpaceHeater™: premium heat-moldable Intuition® foam that forms to the precise shape of the foot for a custom fit; lined with breathable heat-reflective SpaceHeater™ technology for superior warmth · Internal and External J-Bars with Cored Ankle Pockets: internal and external J-shaped supports provide lateral ankle retention and heel hold; cored ankle pockets reduce liner weight while maintaining structure · S'Cafe™ Coffee Mesh: liner mesh made from recycled coffee grounds for odor control and moisture management |
| Footbed / Insole | Eco-Harshmellow™ Pro Insole: premium vibration-damping insole made from eco-friendly Harshmellow™ material for a quieter, smoother underfoot feel |
| Outsole | Vibram® V5 Outsole with Eco-Harshmellow™: premium Vibram® rubber compound for industry-leading durability and grip, integrated with Harshmellow™ foam to absorb chatter and vibration |
Warranty
Waive Snowboard Boots 2027 FAQ
Who is this boot really for?
The Waive is built around a stiff 8/10 flex with full grain leather and traditional lacing. On the Waive, that stiffness and precision lacing system lock your foot solidly into the boot, giving you the control and responsiveness all-mountain and freeriders need when carving hard or dropping into steep terrain. If you're looking for something to ease into snowboarding, this one's built for riders who already know how to work an edge.
What's this Intuition Pro Foam liner I keep hearing about, and why does it matter?
It's a premium heat-moldable foam liner packed with a heat-reflective inner layer. On the Waive, you get a liner that moulds to your foot's exact shape after a few runs, wrapping your foot in reflective warmth. The coffee-mesh lining also wicks moisture and kills odors, so your feet stay dry and comfortable through long days without that stale boot smell.
What makes this boot last so long?
The Waive is loaded with durability: full grain leather upper (leather toughens with use), Vibram V5 outsole (industry standard for grip and wear), rubber-reinforced toe cap, and an Endo 2.0 heel counter that retains flex over time. On the Waive, all these layers mean you're looking at a boot that holds its fit and performance season after season, even with heavy use in variable conditions.
How do I keep these boots in good shape?
The synthetic lace cover keeps snow from packing between the tongue and shell, and the heat-reflective liner dries quickly after a ride. On the Waive, regular maintenance is straightforward: let them air dry naturally, brush off snow and ice, and the coffee mesh handles odor passively. The rigid construction means no tweaks or adjustments needed—just clean and dry between sessions.
Will this boot work if I'm just starting out?
The 8/10 stiff flex and locked-down lacing system demand ankle stability and confidence with board control. On the Waive, that responsiveness is wasted on a beginner's loose, exploratory stance—you'll feel every flex input and every edge mistake. This is built for intermediate to advanced riders who can handle the direct feedback and want precision over forgiveness.