Sigma Race is a real wing 3 learning lines. Its steering is stable, constant and developed traction is amazing for a wing of this category. Most of the Sigma Race resident in the flight as well as fittings. The third line allows to take off again in total autonomy when the wing is placed on the edge. The supplied lines, Dyneema, make the wing more responsive. In case of problems, simply release the bar to be completely safe. Comes complete with lines and bar.