This double pack comprises two Head Graphene XT Cyano 135 squash rackets. Graphene XT technology is used in the build process & it vastly enhances power & swing speed by using the lightest material in the world for optimal distribution of weight. The throat area features Corrugated Technology 2 (CT2) which increases power further & the Cyano 135 racquet has a 77.5in 2 (500cm 2) head & is quite light, weighing 135g (4.8oz). The head light balance makes the rackets more manoeuvrable & each one comes with a full cover for protection & strung in a 12x 17 pattern with a Perfect Power string.