NO NEED TO GREASE: the double ceramic coating ensures effortless cleaning and release, reducing the need for unhealthy greasing. ROBUST CORE: its made of sturdy, warp-resistant carbon steel, with rolled edges and an extra-wide lip for easy handling. 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).