Details from Burton:
Minimalist and lightweight, this binding sets the standard for responsiveness, simplicity, and control.
The men's X EST® Snowboard Binding pairs the response of SpringBED suspension with the pro-caliber control of our a carbon blend ultra hi-back. Built for aggressive all-mountain riders, the freestyle minded zero-lean hi-back is micro-adjustable for the ideal stance. The EST® version offers enhanced flex and board feel and is only compatible with Burton Channel mount boards.