Birkenstock Gizeh EVA Ultra Lightweight Thong Slip On Sandals Black Sz EU 40 US Womens 9-9.5 (see chart), Slip into these easy to wear and always comfortable sandals. Perfect for the beach, pool, or waterpark, yet stylish enough to wear with a cute maxi sundress. Black, Ultra Lightweight, Made from Highly Flexible EVA, Shock Absorbing, Waterproof, Skin Friendly, Contoured Arch Support, Supportive Heel Cup, Roomy Toe Bed, Adjustable Buckle Strap, Rubber Outsoles, Approximate Measurements: Length 10.5", Width at Widest 4". Good used condition with no stains, tears, or holes. Please see all photos for item details.