The Wilson Staff Model R was made by the best to be played by the best. The Model R features a raw, unpainted cover which provides an unconventional approach to providing straighter ball flight which inspires confidence with each and every shot. A true tour inspired, 4-piece urethane ball that had been designed along with the worlds leading players to deliver the “best-in-class” performance available. No other ball out there delivers this incredible level of combined distance, spin and control.