The two rackets in this black knight kronos squash racket double pack boast power stability control and feel the lightweight graphite rackets have an open string pattern which will encourage spin play and the head heavy frame with kevfibre strings offers great durability and power potential control touch and feel are generated by the closed throat design the head size is 488cm2 756in2 and the self adhesive super grip is tacky the rackets are supplied with full length protective covers