See buckle on one shoe a little rusty The Birkenstock Gizeh Black Thong Sandals in EU 39 and US 8 are a stylish and comfortable choice for women who love the outdoors. These leather flip flops feature a solid black color with a buckle closure and adjustable strap for a perfect fit. The flat heel and arch support provide comfort and stability, making them ideal for all-day wear. The bohemian and outdoor themes add a touch of personality to these versatile sandals, perfect for casual outings or beach days.