The LF Wakesurf Edge Pro Wake Shaper 2 145 will make big wakes BIGGER! The Pro Shaper 2 145 requires a flat surface measuring 5 " tall by 12 " long clear of hull steps greater than 3/8 ". WSE suction cups will accomodate hull curvature. Adjustable design lets you decide! Shift the Wakesurf Edge location on the fly to create deeper pockets or a longer wake face with more push. Liquid Force Pro Wake Shaper 2 | Christy Sports