Sandals by Birkenstock, Grained leather uppers, Adjustable buckle straps, Cork latex footbed, Shock absorbing EVA sole, Treat with a leather protector, 100% Real Leather Upper, Label on box may show UK size to be half a size bigger, Order the size you normally take, Birkenstock logo may come in black or white. Johann Adam Birkenstock hailed from the German village of Langenberg and first registered himself as a shoemaker in 1774. With his grandson Konrad picking up the family business, Birkenstock have been making their flexi-soled sandal-shoe hybrids ever since. Go classic in two strap Arizona sandals or break out a leather clog or Boston mule.