Ever Wondered Why Pen Caps Have Holes? Here’s the Fascinating Truth
You’ve probably clicked a pen cap between your fingers a thousand times, stuck one in your mouth absentmindedly during a meeting (don’t worry, we all do it), or tossed one into the abyss known as your desk drawer. But have you ever stopped to wonder: why do so many pen caps have that tiny hole at the top? It’s not just a random quirk of design or a fluke in the factory. That tiny little hole actually has a story — and a pretty important one, too. Let’s dig into it. The Unsung Evolution of the Pen Cap Once upon …