Ritchey Pro Marathon V2 Saddle with Cromo Rails: The Ritchey Pro Marathon V2 Saddle has a Wing design that dissipates vibrations & has a narrow 35% carbon content shell for pedalling more efficiency. Wing design to dissipate vibration Narrow 35% carbon content shell for pedalling efficiency Hi density foam Microfiber surface Tubular cromo rails with abrasion resistant sides 279g Available in black or white Comp & WCS versions also available