The S-Works Power Arc saddle expands on the success of our original S-Works Power saddle, while featuring the same channel and length as the original.Featuring a FACT carbon fiber shell, rails and lightweight EVA padding for the perfect balance of weight, stiffness and comfort.If you're already a Power loyalist, this iteration features a curved Body Geometry shape that better contours to your body. What does this mean for your ride? It means that you'll feel as if you're '¢‚¬Å“in the saddle, not on it. Ultimately, this equates to greater comfort and superior performance in all seated positions, whether you're a man or woman. This means that it features our premium EVA padding and FACT carbon fiber shell and rails for the ultimate balance of weight and comfort.