It's no secret that seatbelts are vital in keeping us safe in case of an accident, but what does the little button on them do? Here's what you need to know.

PITTSBURGH, Jan. 20, 2025 /PRNewswire/ -- "I wanted to create a simple accessory that would make a seat belt much more comfortable to wear," said an inventor, from Midlothian, Ill., "so I invented ...