HEAD Tour Pro Strung Tennis Racquet Racquet features O-beam construction and Titanium Technology for superior performance 4.25-inch Contour Cushion grip provides cushioning while making it easier to find proper grip for improved handling and slippage prevention Perfect Damp feature provides remarkably effective vibration dampening to help reduce fatigue 25-millimeter beam and super oversized head; two-to-five grip size Weighs 9.9 ounces, 1-inch HL balance, standard 27-inch length, two-to-five grip size, 16/19 string pattern