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