Florida Nubuck Leather in Color Stone Blue | BIRKENSTOCK US。Birkenstock Florida sandals in a deep navy blue finish featuring the classic three-strap design with adjustable branded buckles. These slides are built on the signature anatomically shaped cork-latex footbed with a durable EVA outsole. The straps are made from Birko-Flor, a skin-friendly and tear-resistant synthetic material. Please note significant wear to the footbeds and some scuffing on the straps as shown in photos. Measurements: • Insole Length: 265mm (Size 41) • Width: Regular/Wide (Open Foot Icon)