Instructions for Use MICROWAVE RESISTANCEAll Pó de Barro products are microwave safe. OVEN RESISTANCENot advisable. RESISTANCE TO THERMAL SHOCKPó de Barro products are not resistant to sudden thermal shock (avoid placing hot parts in cold places or in contact with water). DISHWASHER RESISTANCEAll Pó de Barro products are dishwasher safe.