The Syncros XR1.0 is a great choice for riders looking for a longer distance, enhanced comfort saddle that comes in a lightweight package. By combining the lightweight attributes of carbon rails and injected shells, the XR1.0 saddle provide just the right amount of padding to keep you comfortable for the long rides by adding needed flex in the shell. A lot of a saddles comfort comes from the padding. Syncros has incorporated a Superlight EVA Foam in its saddles to give you comfort without bulk or added weight. The carbon rails use a unique braid to best optimize the mechanical properties of carbon fiber and giving you robust and durable rails that will not fail or deform under load.