Keep it low and aero without sacrificing comfort. The titanium-railed lightweight Romin EVO Comp Gel is a road saddle contoured to put you in a position for optimal power transfer and comfort as you put pressure on your competition. Its supportive foam and gel inserts increase comfort even in a competitive aerodynamic position while the Body Geometry channel is designed to maximize blood flow while riding. And if you're torn between this and the Expert they mainly differ at the rails. The Comp features durable Cr-Mo rails while the Expert has lighter titanium. Specialized Romin EVO Comp Gel Bicycle Saddle in Black