Pietra Serena Pasta BowlDishwasher Safe We recommend using a non fragrant non citrus, non abrasive detergent on the air dry cycle (or econo heat when available). It is recommended to place the dishes so they avoid touching during the high pressure dishwashing and as such we recommend you do not overload the dishwasher. All dishes should be dried thoroughly before being stored. Microwave Safe The temperature of VIETRI pieces may vary after microwave use due to the handmade