This lightweight competitive XC saddle, also ideal for road & cross, is tuned for stiffness & features a rounded tail that wont snag your baggies. > Patented Body Geometry design is lab tested to assure blood flow to sensitive arteries > Super-light EVA padding for comfort & support on longer rides > Stiff, carbon-reinforced shell for longevity & all-day riding efficiency > Lightweight & durable hollow titanium rails > Flush mounted scuff guards for increased durability > Tough, light & water resistant Micromatrix T cover > A slight downturn in the nose for seated climbing > Soft rubber pad under nose for easy shouldering during off-road use > Sizes available 130mm, 143mm & 155mm