SB-packaged, AirMatrixFoam, Nylonfiber composite base, E-Grip recess Trekking, Steel frame, extremely flexible composite base shell made of nylon fiber plastic mix, LightFoamCore - upholstery core made of light and comfortable upholstery matrix, TouringZone - lowered middle section reduces pressure on the perineum, Frame with scaling and ArcTech connection to the lower shell, synthetic double leather cover, grip recess on the rear underside Type Article Width 155.0 mm Features Lowering Area of use City & Trekking Suspension no suspension Gender Unisex Main color black Length 270.0 mm Cover material Synthetic leather Frame material Steel Secondary color blue Seat post clamp Patent