Birkenstock Gizeh Sandals Womens Size 8.5 US Blue Leather Thong Wedge Cork Condition: Pre-owned - Good | Preowned. Footbeds darkened with visible impressions and toe indentation. Light scuffs and small white mark on right leather strap. Cork midsole compressed/darkened at heels. Outsole tread worn but in Color is deep navy blue. Please review photos for exact color and details. Birkenstock Gizeh Thong Sandal Womens Size 8.5 US (EU 39, UK 6). Footbed imprint: 39 250 L8 M6 Made in Germany. Product Line: Birkenstock Gizeh. Type: Thong sandal. Upper Material: Leather. Footbed: Suede-lined contoured cork. Outsole: Rubber. Pattern: Solid. Features: Buckle closure, adjustable strap, arch support, embossed Birkenstock logo, branded toe-post button. Heel Style: Low wedge.