Solid x-frame design folds to just 20.5" x 20" of floor space when not in use Padded lower back pad and large seat for comfort and support 2" x 1" LCD window is easy to read with all the necessary information - clearly displays speed, distance, time, calories, and pulse 8 levels of manual resistance are easily controlled through the large Dial tension knob for users of all fitness levels 3-piece pedal crank for added durability