Wilson PRO STAFF 97 Tennis Racquet used for a few hours.   Grip 4 3/8 This is a Wilson Pro Staff 97 Tennis racquet that delivers all the feel and play ability of the Roger Federer specifications with a reduced weight, that make for easy swing and control of the ball.  It has a premium braided graphite and Kevlar construction. This racquet serves up more power with a bigger sweet spot and greater maneuverability, but still at a weight for serious attacking players inside the baseline to finish points at the net with precision volleys.   FEATURES BASED ON UNSTRUNG RACQUET:   Head Size:97 sq. in.   Balance point: 31 cm / 10 points HL Cross Section 21.5 mm Flat Beam String Pattern:16 x 19 Crosses  Recommended Tension: 50 - 60 pounds  Weight: 315 g / 11.1 oz. (unstrung) Length 68.58  Grip: Leather