The Birkenstock Birki's 3 Strap Sandals in Size 39 are a stylish and comfortable option for women looking for a vintage-inspired sandal. With a slip-on closure and adjustable straps, these sandals offer a secure fit while the flat heel and solid blue color provide both style and functionality. Made of synthetic upper material and featuring a buckle detail, these sandals are a versatile choice for casual wear. The Birkenstock brand ensures quality and durability, making these slides a practical and fashionable addition to any wardrobe.