Gizeh Flower Embellishment Thong Sandals By Birkenstock. Featuring: Natural Leather Upper With Appliqué Flowers Thong With An Individually Adjustable Metal Pin Buckle Suede Lining Anatomically Shaped Cork-latex Footbed Eva Sole Regular FitComposition: Upper, 100% leather Footbed, 100% leather Insole, 100% natural cork Sole, 100% EVA