Lost Sub Driver Swallow (Custom Order)The SUB DRIVER SWALLOW is the latest in the continuing evolution of our most user friendly Pro_Formance series surfboard. A surfboard developed for competition that actually transitions perfectly to every day surfers as well. Its our most consistently successful WQS and amateur competition board. Year after year, competitors around the world request Sub Drivers as a special weapon for the varied and unpredictable surf of the World Qualifying Series,