Wilson Pro Staff 97Ul v14 Tennis Racket; Want the head-light feel and precision of our Pro Staff line in a frame that’s ultralight and easy to maneuver? Featuring a refined, elegant design and coloring inspired by rich earth tones, the Wilson Pro Staff 97UL v14 is an even lighter version than the Pro Staff 97L v14, with the same dense string pattern that allows you to swing aggressively while maintaining pinpoint accuracy. Paradigm Bending technology alters the bending profile of the shaft and hoop, optimizing the balance between them to give you the great control needed for the modern, vertical swing.