Dunlop Hyper Lite Nano Squash Racket Set Including Covers and 3 Squash BallsHead Size 500 cm2 Weight 190g String Pattern 16 x 18 Balance Head Light Description; The Dunlop Hyper Lite squash racket offers an oversized head of 500cm2 (78in2), as well as a heavier weight (190g) to add more power to your shots and ensure increased stability and a smooth impact through the ball. It is head light balanced for easy maneuverability and comes pre strung with a durable nylon string in a 16x18 string pattern for optimum play ability.