Cup holders are great in your car, but they can't always prevent spills.

Until now.

Take a look at the Maksimatic Cup Holder, which is designed to enable liquids within the cup to stay in it without falling out while you drive. It can come in handy if you stop short or make a sharp turn.

This video explaining how it works has gone viral, which just goes to prove people are very, very interested in finding ways to keep coffee in their cups while they drive to work.