Ergon sm3 pro saddle the ergon sm3 pro saddle has been designed for use in mountain bike racing cross country marathon and endurance racing thanks to the innovative 3d saddle shell for optimal ergonomics while the progressive damping from multi layered and multi density padding provide great comfort this saddle also features an integrated elastomer shock absorber completed with the ergon branding to the side saddle suitable for mountain bike racing cross country marathon and e