NEWTECHNOLOGYpower full marks. Equipped with "Tension Spin Sheet" and "Strong Sponge". A tension rubber packed with the usability and performance required to hit the ball aggressively. High sense of speed, powerful spin power that draws an arc, and power to punch from any position. It is exactly a gem such as top player specifications. Fast (speed), Arc (arc line), Grip-1st (No. 1 grip power) is a high-spec rubber that makes sense.