birkenstock unisex arizona havana sandals - 46 m eu / 13-13.5 d(m) us birkenstock the arizona oily leather habana 2 strap upper from birkenstock with a cushioned orthotic footbed provides excellent arch and metatarsal support. durable eva outsole, cork footbed molds to each individual foot to provide a custom fit. this birkenstock sandal is a genuine classic, emphasizing the handcrafted and natural look of stylish sandals. a comfort legend and a fashion staple.