[Carbon steel material] Made with premium quality carbon steel material, durable and steady to use, makes your muffin more beautiful and delicious. [Nonstock Cupcake Pan] 6 cups muffin pan, a high-quality non-stick surface releases foods easily. The edge of the baking pan is strengthened to facilitate use and avoid warping, ensuring a longer life. [Durable Muffin and Cupcake Pan] This non-stick muffin and cake pan is made of heavy carbon steel, which is resistant to bending, corrosion and durable. [Easy to Clean] The 6 cupcake pan has a non-stick coating, which is very easy to clean after use. It is recommended to wash by hand. Please use a soft cloth to scrub gently, do not use sharp tools to clean the muffin tin, so as not to damage the non-stick coating. [Heating Evenly and Quickly] The baking muffin pan uses high-quality carbon steel, which heats quickly and evenly to keep the food fresh. The maximum temperature that the baking tray can withstand is 446°F.