Softer pimples give more spin but they are often not fast enough. This factor has now been overcome through Butterfly's original technology "High Tension," which adds enormous tension within the molecular structure of the rubber. Raystorm provides a high level of control and great spin, while the "High Tension" technology adds the speed you always missed in a softer pimpled rubber sheet.
Speed: 9.75 Spin: 7
Density: 34 Reglue Effect: Medium