The BIRKENSTOCK Papillio Arizona PapFlex Platform Sandals (Style 1031404) in New Navy feature the brand's signature two-strap design with individually adjustable metal pin buckles for a secure fit. Crafted with a soft nubuck leather upper, they include a suede-lined cork-latex footbed for lasting comfort and support. The PapFlex platform sole features a 25 mm lift, a wider heel for improved weight distribution, and flexible forefoot grooves that promote a natural walking motion.