Product details Fabric type Synthetic-and-rubber Care instructions Hand Wash Only Origin Imported Sole material Cork, Ethylene Vinyl Acetate About this item The BIRKENSTOCK Honolulu is a sporty thong sandal with embossed straps. Modeled on the cork sandal, this sandal is made from light, flexible and waterproof EVA. Anatomically shaped BIRKENSTOCK footbed made from EVA Upper/footbed lining/sole: a single piece of EVA Details: waterproof, washable, ultra lightweight