Phase Five KEYINSPIRED BY SEAN SILVEIRA Once Sean Silveira hit the scene, it didnt take very long to realize he would deserve a board of his own. The Phase Five Key Wakesurfer is a step down option from the Matrix. By chopping the nose and tail into a squared nub shape, the Key is an inch shorter than the Matrix on each offered size. The Key delivers all the elements next gen wakesurfers are after. It rotates quickly and carries tons of speed through trick