A cushioned short-nosed saddle designed for pedal-assisted bikes A combination of a ride-compliant fiber-reinforced nylon shell and a Kium rail system Closed loop Mobius rail design for added strength and weight distribution - 7x7 mm The shell's side edges flex and adapt to a rider's inner leg movement Progressive cushioning, with a lower compression modulus All-terrain series designed to take you beyond your boundaries. SADDLE AIDON X3 145MM