If you’ve ever noticed that men’s and women’s shirts don’t fasten on the same side, you might have assumed it was random. In fact, it’s anything but. This tiny detail has a fascinating backstory that reaches back centuries—when clothing was more than fashion, it was a signal of wealth, status, and even practicality.

Buttons as a Medieval Status Symbol

Back in the 13th century, buttons were not everyday items. Long before cheap plastic and mass production, buttons were luxury objects crafted from precious metals, polished shells, or even decorated with pearls. Wearing them was a privilege reserved for the wealthy, and the very placement of those buttons often carried meaning.

Why Women’s Clothing Fastens on the Left

For women of high social standing, dressing was an elaborate ritual. Layered gowns, tight laces, and detailed fastenings meant they rarely dressed themselves. Instead, right-handed maids and attendants assisted them.

To make this process easier, dressmakers placed the buttons on the left side. Standing face-to-face, a servant could button her mistress’s dress smoothly and efficiently. Over time, left-side buttons became an almost hidden signal of privilege: the wearer was wealthy enough to have help getting dressed.