Made from porcelain vitrified at temperatures of over 2480 degree F, making it harder and more durable than stoneware or earthenware | Specially made rounded edges provide additional chip-resistance, Easily stackable for efficient storage | Close to 0-% porosity, blocking moisture absorption that can lead to cracking, chipping and rippling along the interior | Great for everyday use - Safe to use in Microwave and Dishwasher an Oven (up to 400F) | Includes 9 -10 inch aprrox dinner plates