If you really want to bring calmness into someone's life then get them this item. Let them stare and be amazed as beautiful patterns form in the sand while the pendulum sways. It can help them find moments of meditation, even during otherwise busy days.
If your job considers standing or walking most of the time then this is the thing you need. If your feet start hurting after a long day at work just step on it and start relaxing and relieving foot pain. Just don't over do it because you might fall and make the problem even worse.