Unit: Removable anatomically shaped cork-latex footbed | Upper: Natural Leather | Footbed Lining: Suede | Outer Sole: Natural rubber | Details: Lace up shoe. | Care: Avoid extreme heat, fully immersing in water and long exposure to direct sunlight. Spray with a water and stain protector. Clean with a Birkenstock Care Brush to remove dirt on footbed lining. Use a leather balm to maintain the leather upper | Warranty: Guaranteed against faulty workmanship or defective materials for 6 months from date of purchase. Does not cover normal wear and tear and negligence or misuse of the product. Please note care instructions