Birkenstock Madrid Big Buckle Sandal Beige Natural Leather, Size 41 WORN ONCE Condition: Excellent pre-owned condition. Very light wear, looks like only worn once. See Photos for actual item being sold and condition. Size: Marked EUR 41 - approx. US 10 (L- 10.43 in (265mm), W- 4 in) Length measurement is taken from the full length of the inside of the shoe. Please message me if you have any questions about the item.