Hadley Pottery is dishwasher, oven, and microwave safe, using proper care. Dishwasher heat will not harm Hadley. It is best to allow cooling before removing from dishwasher. Also, take care in loading Hadley in dishwasher in such a manner that pieces do not touch each other. Stoneware is sensitive to thermal shock. See below for specific tips to avoid thermal shock when baking with Hadley Pottery.