Made from heavy gauge, forged aluminium that has been specially treated to provide a strong, toughened finish to provide the best in durability and cooking performance. They spread heat evenly and efficiently, so there are no hot spots in your cooking. The specially constructed base incorporates a magnetic, stainless steel disk that provides extra strength and stability to the pan and makes it suitable for use on all heat sources, including induction. Both the interior and exterior of each pan are finished with one of the most modern, toughened non-stick finishes available providing superb release of food and easy cleaning, every day.