Killerspin RTG Diamond TC Professional Table Tennis Racket Advanced competition table tennis racket designed for players who enjoy an ultra-fast dynamic game Head dimensions: 6 x 6 1/4". Speed: 10. Control: 7.6. Spin: 9. Racket thickness: 9/16" 2 Nitrx 4Z rubbers 2 layers of Titanium Carbon and 5 layers of wood