The Head Instinct Mp Unstrung Tennis Racquet, redesigned for the advanced tournament player, offers effortless high performance and comfort through its innovative Auxetic technology. This technology enhances flex and ensures a cleaner impact feel, contributing to the racquet's exceptional user-friendliness. The specially designed cross-section increases stability and expands the sweetspot for effortless power, making it ideal for players seeking superior playability and comfort.Head Size: 100 sq. inLength: 27 inBalance: 1 in HLBeam: 23/26/23mmUnstrung Weight: 10.6 ozPower Grommets - Enlarged to Maximize String Movement for Increased PowerGraphene /Auxetic 2.0 /GraphiteModel Number: 232005