The BIRKENSTOCK Milano guarantees maximum support and gives the feet stability in all movements. This is ensured by the somewhat more compactly designed upper with its two straps and the wide heel strap. The upper is made of the skin-friendly and durable synthetic material Birko-Flor. Anatomically shaped cork-latex footbed Upper material: Birko-Flor Cover sole: suede Sole: EVA Details: three straps, each with an individually adjustable metal thorn buckle; heel strap Made in Germany *On website it says Size 37 is a women's 6-6.5