Description of K2 Sweater Snowboard Bindings 2009 K2 snowboarding is here! Features: Motion chassis w/ adjustable aluminum heelcup Tool-less adjust power ramp & seam-less EVA footbed w/ Pop-Top disc cover Multi-compatible discs Asym Airframe highback Custom Caddy ankle strap w/ gel zones Hinge mount & tool-less centering adjust Tool-less cored universal toe strap LiteSpeed EZ feed aluminum ratchets