Birkenstock Gizeh Thong Sandals in Black Birko-Flor Women's Size 9

New with box. These are the Birkenstock Gizeh thong sandals in black Birko-Flor material. The Birko-Flor upper is a durable, synthetic material with a leather-like finish and soft backing, making it skin-friendly. & Product Information • Style: Thong sandal with an adjustable metal pin buckle. • Material: • Upper: Birko-Flor (a synthetic material designed to be durable and skin-friendly). • Footbed: Contoured cork-latex, designed to conform to the shape of your foot over time for custom support. • Lining: Suede footbed lining. • Sole: Lightweight EVA (ethylene vinyl acetate) sole that is shock-absorbent.