Designed to support riders in an aero road riding position Full saddle cut-out minimises soft-tissue pressure allowing for a more powerful, rotated position Two sizes designed to align saddle with bone structure for both men & women & avoid soft-tissue compression Austenite rails are lighter & stronger than hollow titanium Lightweight shell provides balance of weight, strength & compliance Elite-level trim optimises foam padding for added lightweight comfort Available blendr accessory mounts to cleanly integrate rear light