K2
2026 Boundary Boots
$369.99
Features, Fit, & Tech That Won’t Break the Bank.
Free Shipping
on most orders over $99
AO Rewards
Earn 2% on every purchase
Price Guarantee
We match advertised prices
Product details
| Ability Level | Intermediate – Advanced | Built for riders seeking performance, precision, and durability. |
| Category | BOA® / BOA® Zonal | Dual-zone BOA® systems for even tightening, support, and convenience. |
| Lacing System | TX3 BOA® + H4/M+2 Zonal BOA® Fit | TX3 softer lace offers an even boot fit; H4/M+2 Zonal system delivers cable-and-reel tension with low-friction guides and auto-retracting slack for neat, precise closure. |
| Liner | Intuition® Control Foam 3D | Heat-moldable medium/high-density foam conforms to leg, ankle, and foot for a custom fit, warmth, and comfort. |
| Liner Lacing | 3-Point Harness + Lace Lock | Three anchor points wrap the ankle for superior support and reduced fatigue; lace lock keeps liner tight and secure. |
| Support Features | Internal & External J-Bars | Adds structure and reduces heel lift for more stability and response. |
| Upper | Articulating Cuff (HDR Premium Synthetic) | Independent cuff articulation for distortion-free flex. HDR Premium Synthetic material is 8Ă— more durable than standard PU, designed for extreme abrasion resistance. |
| Outsole | This Grips!™ Premium Rubber + Harshmellow™ | Dual-density skate-inspired rubber outsole with rounded heel and wrapped arch for traction and stability. Harshmellow™ cushioning in heel/forefoot for vibration damping. |
| Footbed | Harshmellow™ Insole | Full-length impact-absorbing insole for comfort and shock absorption. |


















