Versus is a complete range of saddles that combines the Spine Concept, fizi:k technology and new consumers needs. Versus is a solid base design with an ergonomic channel spanning the length of the saddle. The Fizik Arione Versus is based on a nylon carbon reinforced shell and sits atop a pair of K:ium rails. It features low density padding and a microtex cover. Weighs 239 grams.