The Dawei X50 Bio is a Carbon blade which has crystal-coated outer plies and ayous/uniaxial carbon inner plies. It is very similar in look to the Butterfly Kreanga Carbon, except for the fact that the grain is still shown to comply with current ITTF laws. This Blade is rated as OFF, and it plays very much like an OFF-. This blades is mildly flexible, which adds extra speed when hitting through the ball. This blade has ample control.