Zinel Triply cookware consists of 2 layer stainless steel on the interior and exterior with aluminium core sandwiched in between which allows for even heat distribution with no hot spots or burning and better cooking. In addition the advanced honeycomb surface is non-stick, allowing you to cook food without or minimal oil. All Zinel Triply cookware is dishwasher safe and compatible with gas, electric and induction stovetops.