Features flat profile across the back of the saddle and also flat profile front to back makes the streem a great fit for riders who like to move around on the saddle a lot thin padding profile flat low profile shape with superlight foam profile precisely tuned lateral flex allows the saddle to follow the riders natural pedal motion narrow clamping zone increases pedaling clearance micro fiber cover and superlight foam specifications saddle dimensions 278 x 132mm rail carbon shell nyl