Removable, anatomically shaped cork-latex footbed Upper: natural leather Footbed lining: natural leather Sole: rubber The upper is made of high-quality, soft natural leather. Department name: unisex-adult Closure type: Lace Up Meet the only sneaker with premium BIRKENSTOCK support—the Bend. An original contoured footbed grounds each pair in custom comfort, shaping to your feet with wear to give you all-day support. In a classic, lace-up style that can go for miles.