This tawa is designed with 4mm thick hard anodized induction base body Bakelite over steel handle. Hard anodized retains natural properties and taste of food. You can conveniently use metal spoons or spatulas for turning and stirring. Hard anodized aluminum is great as a heat conductor. It spreads heat evenly and perfectly. Siddhi Tough finish cookware does not develop hot spots like stainless steel.Hard-Anodized cookware is non-toxic, non-staining, non-reactive with food and does not release any destructive by-products or chemicals.