The chunky sandals that once prompted many a turned-up nose in the fashion community are now more than just comfortable kicks. Spotted on the Parisian runways back in 2012, the Birkenstock has graduated from a hippie necessity to a chic statement shoe in recent times. These German sandals have been around for more than two centuries, and are now paired with everything from shorts to maxi skirts by fashion bloggers all over the world. But how ethical are these buckled slip-ons?We break the Birk down, issue by issue. Let’s take a look!