English information from manufacturer:

For players who are just starting out in padel tennis and need to get the best control of the ball. Given its teardrop shape, the Open racket facilitates ball handling, provides more security when making shots and greater ability to hit more comfortably and accurately. The outer layer is made of fiberglass. The glass filaments create a very comfortable racket for the player, less stiffness in the stroke and good flexibility. The inner core is built with EVA SOFT technology. The density of this material makes you gain in power and control in each stroke.