The body's heat resistance is 500 degrees Celsius, and the lid is also made of Pyrex heat-resistant glass. This is a new, unused "ultra-heat-resistant dish" Pyroceram, suitable for direct fire, oven, and microwave use. It was manufactured by Iwaki Glass under a technical collaboration with Corning, Inc. of the United States. 【Size】 Inner diameter: Approximately 20.5 cm x 20.5 cm Including handles: Approximately 26 cm Height: Approximately 6.5 cm ※ Although new and unused, there is a small scratch on the underside of the pot bottom from the time of purchase. It is not very noticeable, but please check the last image. ※ Please understand that there may be air bubbles or minor imperfections from the manufacturing process, as this is a glass product. Immediate purchase is welcome. Although there is no original box, it will be carefully and securely packaged and shipped anonymously within 24 hours.