BIRKENSTOCK ARIZONA BIRKO REGULAR BASALTThe often imitated, never duplicated, category defining, two strap wonder from Birkenstock. A comfort legend and a fashion staple. With adjustable straps and a magical cork footbed that conforms to the shape of your foot, a truly custom fit is as effortless as the classic design. Made in Germany Birkibuc a durable, synthetic upper material with a nubuck leather like texture and a soft backing Contoured cork footbed conforms to the shape of your foot