THE NEW NON STICK STANDARD: MasterClass Smart Ceramic bakeware features a seriously scratch resistant, pollutant free non stick coating NO NEED TO GREASE: the double ceramic coating ensures effortless cleaning and release, reducing the need for unhealthy greasing ROBUST CORE: it’s made of carbon steel, with rolled edges for easy handling, and diamond dimples to promote air flow and even browning STACKABLE: Smart Ceramic stackable baking tins nest together in the space of the largest pan, saving valuable cupboard space USEFUL INFO: BPA, PFOA and PTFE free; heat resistant to 400℃ (752℉); dishwasher safe; lifetime guarantee (5 years' non stick guarantee)