HEAD Cyber Pro Squash Racquets : Get an edge with the HEAD Cyber Pro squash racquet! Featuring a new and playful design, this head-light squash racquet gives recreational players power and control. HEAD's Amplified Fibre Technology improves the frame's stiffness, allowing for more power. If you want to improve your squash game, try the HEAD Cyber Edge! Racquet Technology HEAD's Amplified Fibre technology offers increased stiffness for more power.