An aggressive Posture 2 saddle that excels both on the road and mountain bike;The Contour Relief Zone Plus (CRZ+) full saddle cutaway enhances soft-tissue protection;Soft cushion padding provides ultra comfort;Channel Flex on the bottom of the shell for added compliance;The abrasion resistant polymer-edge adds durability without adding weight;inForm BioDynamic products optimise your natural movement for sustained, higher performance;