GTS MALIBU 11.0 SUPFIT a fitness center on the water and longboard for surfing in one. Sailing fun with windsurfing feeling. The Malibu 11.0 is standard with a sailing option. Up to wave heights of 3 ft it promises a stable ride in the wave. It is also a popular board with enough space for yoga and fitness exercises, which makes it a perfect all-rounder.