ProKennex Black Ace XF Pickleball PaddleThe Black Ace XF pickleball paddle by ProKennex, is the longest, most powerful paddle in the Black Ace family of paddles. XF = eXtra Face The elongated paddle face not only adds more reach for the player, but raises the sweet spot slightly further north, giving those that wield it more leverage at contact, meaning more power and more spin. This paddle is the first ever thin core, aerodynamic, kinetic, elongated, single piece paddle ever made available