The lightest in the range, offers Tour de France level comfort, efficiency, and speed with a redesigned silhouette that maintains the SLR racing bike seat shape- Features cutting-edge technology, including a continuous carbon fiber skeleton and rails, for the best weight-to-stiffness ratio- Precise comfort with the superlight EVA pad in key areas- L3: "Wide" intertrochanteric distance and high pelvic rotation (Flow and SuperFlow saddles)- S3: "Narrow" intertrochanteric distance and high pelvic rotation (Flow and SuperFlow saddles)