Simax 7216 2.5 Quart Rectangular Casserole combines elegant design and transparency with excellent heat and chemical resistance. Heat resistant Borosilicate Glass is resistant to thermal shock, plus this glass will not chemically interact with your food in any way. It is suitable for frying, baking, microwave, oven, electric stove, gas range with flame and even cold storage. Each piece is made of recycled glass and does not contain any Cadmium or Lead. The hard surface of the glass ensures hygienic and health conscious cooking and is dishwasher safe.