Super smooth flex and supportive comfort, the K2 Darko boot offers everything you need for freestyle domination anywhere you want to go. The Darko's control foam 3D intution liner with micro articulating cuff combines uncompromised comfort and support with explosive mobility. New vibram super light sole with KGB technology helps cushion those hard landings while our new fast-in liner lacing system makes for super quick, easy adjustment. Key Features of the K2 Darko Snowboard Boots: Control-Foam 3D Liner: Superior heel hold and refined comfort / Intuition stitched EVA construction / thermo-forming ultralon combined high density and soft density / fast-in lacing / 3D molding EVA insole is added for supportive control Liner Fit: Internal/External J bars, intuition high density and super soft foam combination New fast-in single pull system with harness liner lacing: One handed self locking system / comfortable textile pull handle / single pull locking system; locks and stays lock / single