Crafted with lightweight tubular steel rails \n 3D printed bike seat lattice structure for unmatched comfort and efficiency \n Meticulously designed with a proprietary 3D printed bike seat pattern and Carbon DLS technology \n Performance and reliability, thanks to the differentiated cushioning zones and lightweight steel rails that ensure a smooth and secure ride \n L3: “Wide” intertrochanteric distance and high pelvic rotation (Flow and SuperFlow saddles) \n S3: “Narrow” intertrochanteric distance and high pelvic rotation (Flow and SuperFlow saddles)