The Bambach saddle seats come with adjustable seat tilt for optimum balance to suit your working habits, high density padding for all day comfort. The medium Bambach Saddle Seat is considered to be our universal size seat. However this is a guide only. The medium seat is generally recommended for Children 14 years of age and over as well as standard frame males and females. The medium Bambach Saddle Seat with backrest is ideal for office seating or when seated for longer periods of time.