The prokennex ki 5 300 is a powerful tennis racket with a head size of 100in2 645cm2 and a head light balance for easy manoeuvrability thanks to the use of kinetic technology it ensures precise shot making and boasts spiral tech carbon technology for excellent dampening qualities and maximised playability the racket comes strung with an ultra forgiving tcs 125mm string in an open 16x20 string pattern to give you a solid feel on shots plus it weighs 300g 105oz and has comfort plus grip