The premier tool of the twin-fin trade. A go-to performer in all conditions. Slight concave deck. foam pushed to the perimeter. with a revolutionary rail to rocker to bottom contour that generates speed effortlessly but allows for easy control. turning and drive on-demand. Josh Kerr spent a month in Indo and couldn't get off it! Ride it a couple inches longer than your fish and 1-3 liters more than your standard shortboard.