With an anatomic cut-out shape & advanced technology, materials & craft, Arione R1 Open is a leading performance road saddle for riders who want a flat saddle profile & a cut-out to avoid pressure & numbness. Made for Snake riders with high body flexibility & no pelvic rotation while pedaling, the Arione is longer than any other fi'zi:k road saddle, flat from nose to tail & with a narrow nose, so you can move around to find your power spot. Arione R1 Open features a composite Carbon-reinforced nylon shell & a light, strong, Braided Carbon rail. A Comfort avoids pressure on the rider’s sensitive soft tissue & ensures that all weight is correctly supported across the whole surface of the saddle. Like all performance fi’zi:k road saddles, Arione R1 Open is light, flexible & agile. It's designed for pros, with pros & raced by pros. Open central cutaway Carbon-reinforced nylon shell Carbon Braided rail (7x 9mm) Black Light Microtex Cover I.C.S ready for bags & lights Comfort Core foam padding Regular: 299x 132mm, 187g Large: 299x 142mm, 195g