The K2 Boundary Clicker X HB snowboard boots come in a black colorway with a 6/10 medium flex rating; offering riders the versatility to tackle various terrain. The dual reel Boa lacing system quickly provides a custom fit along the upper and lower, as the 3 point harness liner system ensures a locked-in feel. With a comfortable articulating cuff design and K2's Clicker outsole, the Boundary Clicker X HB snowboard boots are complete with heat-moldable Intuition Control Foam 3D liners.