Welcome to Icons Only, Who What Wear UK’s deep dive into classic items that are once again under the spotlight. This month, ...

In the beginning, there was one: the 501. Over the past century and a half, Levi’s jeans have become a favorite of miners, laborers, rock stars, fashion designers and practically everyone in-between.

School yourself on the history, study the terminology and shop every fit from the most storied brand in blue jeans.