Selle san marco magma saddlethe selle san marco magma saddle is aimed at pro rider use with its unique sleek shape plus it is very lightweight at only 185g due to the magnesium base a lorica synthetic cover provides excellent durability and weight is also kept down with the use of eva extra light padding featuresusage road padding eva light padding rails crmo technologiesbiodynamic structure a structure that follows the movements of the pelvis during pedalling to guarantee comfortcrmo rai