This lightweight mountain bike saddle is expertly tuned for stiffness & efficiency. The Phenom features a rounded anti-snag tail & the perfect amount of padding for all-day rides.> Patented Body Geometry design is lab tested to assure blood flow to sensitive arteries> Lightweight & supportive PU foam with gel inserts for increased comfort over longer rides> Stiff carbon reinforced shell for longevity & all-day riding efficiency> Light & super-durable hollow Cr-Mo rails> Flush-mounted scuff guards for increased durability> Tough light & water resistant Micromatrix cover> A slight downturn in the nose for seated climbing> Soft rubber pad under nose for easy shouldering during off-road use