BIRKENSTOCK Profi Birki Fusion ClogUpper material: polyurethane. Footbed material: polyurethane Outsole: polyurethane. Product features: Replaceable PU footbed, washable at up to 60C. Sole: oil and grease resistant. Width: normal. Areas of use: Thanks to its durability and hygiene properties, it is ideal for the kitchen, medicine and food industry but also as a practical garden clog. The professional Birki testifies to the wide range of uses in professional and private environments.