Perfect for all kitchen heat sources except Induction. From hob to oven to freezer to table, this casserole dish is fabulously versatile. The Pyrex Flame casserole dishes are made from vitro ceramic, a heat resistant material so strong, that it was originally developed in partnership with the American space agency, to be used as elements on the outside of space shuttles. Needless to say that products from this range are ultra-resistant and suitable for all types of cooking oven and hob (except induction) and can withstand very high temperatures and for a long time. Ideal for simmering. Key Features: Easy grip handles High Thermal Shock Resistance Stain resistant and does not retain flavours Ovenproof, Freezer, Microwave and Dishwasher safe 10 Year Guarantee against manufacturer defect Easy Cleaning