Birkenstock Duma Loafer Slip On Shoes Men's Size 44 Good used condition, please see photos and video! Flexible and casual, the BIRKENSTOCK Duma is characterized by its soft leather. The upper material forms a color contrast with the ultra lightweight sole and the striking seams, allowing the classic loafer to shine in a whole new light. Hard-wearing on the outside, soft on the inside – this is an absolute must-have for fashion-conscious men who attach importance to comfort. Original BIRKENSTOCK footbed: anatomically formed Upper: leather Footbed lining: suede Sole: PU Footbed “Made in Germany”