The Fizik Tundra 2 Manganese saddle is tested and proven for its renowned comfort through its long, flat sitting surface. Many features are packed into this saddle as follows -Shell: Nylon Carbon reinforcedCover: MicrotexRail: Hollow Manganese 7mmWeight: 223gAdditional Features: ICS - Integrated Clip SystemDimensions: 290 x 125mm