The often imitated, never duplicated, category-defining, two-strap wonder from Birkenstock. A comfort legend and a fashion staple. With adjustable straps and a magical cork footbed that conforms to the shape of your foot, a truly custom fit is as effortless as the classic design. Heel shape: flat Birko-Flor - durable, synthetic upper material with a 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. Avoid extreme heat. Special feature: Soft footbed. Upper material: Birko-Flor®. Insole: Natural leather. Footbed material: Cork. Outsole: EVA.