These sandals have a criss-cross forming a single loop around the toe, they offer classic support and adjustability. They are made in Germany with Birko-Flor durable, synthetic upper material with leather-like finish and soft backing. 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. Lightweight EVA sole for cushioning and shock absorption.