Arizona Flex Platform | Nubuck | New Navy"The BIRKENSTOCK Arizona is a genuine classic that has been delighting both men and women with its timeless design for decades. The new platform flex outsole has a wider heel section for increased stability and ideal weight distribution. The updated design with horizontal grooves in the front part improves flexibility and the rolling motion. The upper is made from high quality, soft nubuck leather that boasts a natural, rustic appearance." BIRKENSTOCK