The new Vertex 03 JR is Juan Tello’s official racket adapted to junior players, it counts on a similar surface to the adult’s racket enhancing the player’s learning. It is conceived for junior players with a high game level. It is diamond shaped, its outer core is made of Polyglass glass fiber, the inner core is made of Evalastic rubber and its CarbonTube frame of 100% carbon fiber. It contains Vertex throat which provides maximum power and a perfect weight distribution eliminating vibrations.