LAYER 1-Food Grade 18/8 stainless steel used in the inner surface for healthy cooking. 18/8 stainless steel is the most superior stainless steel with the longest life. LAYER 2-Encapsulated layer of aluminum right throughout the cookware including the bottom and the body. This helps in even heat distribution, 20 % less cooking time, minimum burning of food. LAYER 3-SS 430 magnetic stainless steel used as the 3rd layer, making cookware induction friendly. The cookware can also be used for conventional cooking as well as is induction friendly. Extra Deep Tasla, 20cm Dia, 1.5ltr capacity..