With an anatomic cut-out shape and advanced technology, materials and craft, Aliante R1 Open is a leading performance road saddle for riders who want a waved saddle profile and a pressure relief channel.Made for Bull riders with low body flexibility and high pelvic rotation while pedaling. the Aliante is a waved profile saddle, with support and flexibility so you can ride in comfortable support and always get the power down.Aliante R1 Open features a composite Carbon-reinforced nylon shell and a light, strong, Braided Carbon rail. A Comfort Core foam layer beneath the neat, durable Microtex cover provides comfort, and is enhanced by the full anatomic cut-out which avoids pressure on the rider’s sensitive soft tissue and ensures that all weight is correctly supported across the whole surface of the saddle.Like all performance fi’zi:k road saddles, Aliante R1 Open is light, flexible and agile. It\'s designed for pros, with pros and raced by pros.Open central cutaway,Carbon-reinforced nylon shell,Carbon Braided rail (7x9mm),Black Light Microtex Cover,I.C.S ready for bags & lights,Comfort Core foam padding,Regular: 279x140mm, 188g,Large: 279x152mm, 197g.