Birkenstock - Gizeh - Birko-Flor™ & Birkibuc™. Color Metallic Black Birko-Flor. On sale for $74.96. MSRP $99.95.. 4.5 out of 5 starsBrand NameBirkenstockProduct NameGizeh - Birko-Flor™ & Birkibuc™GenderWomen'sColorMetallic Black Birko-FlorPrice$74.96MSRP: $99.95