The Rosko delivers premium performance without the premium price tag. K2 engineered this boot to excel across all conditions, combining trusted technology from BOA® and Intuition® for a responsive, comfortable ride. The H4 Coiler BOA® Fit System locks in with a simple dial twist, while the heat-moldable Intuition® Comfort Foam 3D liner molds to your foot's unique shape. Internal J-bars provide ankle support and cushioning, paired with Fast-In liner lacing for all-day stability. The Phylite™ outsole keeps weight down without sacrificing grip or durability, and the flex zone upper lets your foot move naturally through turns. Built to perform season after season.

Features
H4 BOA® Fit SystemFlex Zone UpperIntuition® Comfort Foam 3D LinerInternal J – BarsFast-In Liner Lacing SystemDie Cut EVA FootbedPHY-lite™ Outsole

Construction

H4 Coiler BOA® Fit System - Impact resistant, durable, and performance-driven, the H4 BOA® Dial ejects on severe impact and is easily re-inserted into the boot.
Flex Zone Upper - A small flexible notch at the boot's instep allows for a smooth forward flex with minimal shell distortion.
Intuition® Comfort Foam 3D Liner - Heat moldable and constructed with softer Intuition® foam Zonaling on all-day comfort and long-lasting wear.
Fast-In Liner Lacing - No frills liner lacing that stays tight and supports all-day resort riding.
Die-Cut EVA Footbed - Provides cushioning and support, built from rigid EVA foam.
PHY-Lite™ Outsole - EVA materials provide a uniform flex and durability in an extremely lightweight package.