Arione r1 a saddle that delivers the best for those who demand lightness and flexibility the arione is longer than any other saddle flat from nose to tail and with a narrow nose so you can move around to find your power spot arione r1 features a composite carbon co injected shell with wing flex technology which enables flexibility where your thighs meet the saddle and a braided carbon rail its light flexible and agile enabling you to perform at your optimum its designed for pros