Head Speed Pro 2024 Tennis Racquet is built for speed and a fast swing. The speed pro 2024 now has even softer and more sensational feel with the introduction of the new auxetic 2.0 technology. This racquet is engineered for advanced tournament players who are looking for optimal control for their fast-paced games. The balance has been reduced by five millimetres to enhance maneuverability and controllable power, while the new design includes a special lacquer that is soft to the touch, complementing the softer impact feel. Specifications: cpi: 300, string pattern: 18/20, head size: 645 cm²/100 in², balance: 310 mm/1.3 in hl length: 685 mm/27.0 in, beam: 23 mm, grip size: 2.