The Mantis Power Black weighs 154g (5.4oz) & is head heavy balanced to provide more power, stability & spin. It is fitted with a 77.5in 2 (500cm 2) head & strung with the Mantis Tour Response string for an amazing feel & enhanced durability. The racket is constructed of Hi Modulus Carbon & offers a fan stringing pattern & an open throat design for unrivalled power. in addition, the Power Black comes with a full cover for protection.