Abstract: This is an improvement or change in tennis racket's strings position from the middle of the racket frame to the side of the tennis racket frame. An improvement in tennis racket to allow the player to create more and faster ball spins and to reduce errors in the game. A tennis racket with strings on both the sides of the frame, or only on one side of the tennis racket frame is my invention. If not acceptable to the tennis authorities or player, a tennis racket frame with cross section diamond shape to allow the manufacturer to make the smallest possible size of tennis racket frame, so that players can create more and faster ball spins and reduce errors in their games.