BIRKENSTOCK GIZEH BIRKO-FLOR WOMEN SANDALSProduct Description 100% Synthetic and leather Synthetic sole Footbed: Leather Platform measures approximately 1 2\" Oiled leather unique characteristics of the leather are highlighted by a rich oil treatment, develops a natural patina over time Contoured cork footbed conforms to the shape of your foot and features pronounced arch support, a deep heel cup, and roomy toe box; lined with suede Sole material: EVA Flexible, lightweight, durable and shock