The life span c3 dt5 bike desk is a great machine that is perfect for making your working day more active this will not only get you more health but also improve your muscle tone especially in the lower torso and help you loose weight this machine uses the sturdy desk and the upright bike to combine the two for a compact quiet lasting solution thanks to the convenient wheel on the back of the bike it make moving it around the room simple and easy for anyone this makes this desk have the a