The Antares Versus realizes that select consumers have been asking fi’zi:k for a model with a relief zone. fi’zi:k is now presenting the best channel option in conjuction with the Spine Concept saddle shapes. Versus is a solid base design with an ergonomic channel spanning the length of the saddle. Spine Concept is the fi’zi:k guideline to the right saddle choice. It realizes that cyclists have varying degrees of flexibility and human flexibility affects riding behavior when cycling in a high performance position. Features a microtex cover with lightweight K:ium rails. Has a Nylon Carbon Reinforced shell. Weighs 209 grams.