An aggressive Posture 2 saddle that excels both on the road and mountain bike;Suspended oversize carbon rails increase compliance for ultimate comfort;The Contour Relief Zone Plus (CRZ+) full saddle cutaway enhances soft-tissue protection;The carbon fibre-reinforced shell strikes a balance between strength and a light weight;The abrasion resistant polymer-edge adds durability without adding weight;inForm BioDynamic products optimise your natural movement for sustained, higher performance;Requires specific seatpost ear clamps for oversized saddle rails;