Details Entry-level price tag doesn't mean entry-level performance at Union. The Rosa uses the same quality materials and construction as every other binding Union makes. A flexible and forgiving Flite baseplate paired with the padded comfort of the Forma ankle strap will have you laughing and lapping with your friends all day. Performance Flex: Medium Highback Rosa-Duraflex: Duraflex material was specifically engineered to maintain consistent flex in a wide range of cold temperatures. Classic FLAD: Pull the lever away from the highback and quickly adjust your forward lean angle to suit the terrain in front of you. Straps Classic Lite Ankle Strap: Featured on the FF, this ankle strap is the evolution of the original ExoFrame, with a new shape and hinging system that allows for easier entry. Extremely responsive. Ultragrip Toe Strap: Multi-Positional options and thermoplastic anti-slip material keeps you locked in and on point. Each version has differing amounts of material based on weight. Tool-less strap adjustment Ratchets Aluminum Baseplate Flite-Duraflex: Duraflex material was specifically engineered to maintain consistent flex in a wide range of cold temperatures. Extruded 3D Aluminum Heelcup: Designed for optimum heel hold and minimization of drag, Union 3D Extruded Aluminum heelcups are the strongest in the business. Footbed N/A Cushioning N/A Snowboard Compatibility Universal Disk Compatibility: 4x4, 4x2, Channel Union Rosa Snowboard Bindings 2021