ATTENTION: This item may run large. If in doubt between 2 sizes, choose the smaller size.The BIRKENSTOCK Madrid is a true classic, delighting the fashion world with its minimalist design. The Big Buckle version features a large, elegant buckle that draws all eyes to this otherwise discreet sandal. The lining of the semi-exquisite sole is covered in smooth, supple leather whose color matches that of the shoe. The upper is made of thick, oiled nubuck leather, with an embossed finish.Anatomical, semi-exquisite cork-latex sole.Upper: oiled nubuck leatherFootbed lining: smooth leatherSole: EVADetails: one strap with individually adjustable metal buckle; color-coordinated sole"Made in Allemagne