Cooks Standard NC-00298 Classic Stainless Steel 12-Piece Cookware Set "Impact Bonding technology is advanced method to apply aluminum disc to the bottom of cookware. Patent design with air-flow technology that keeps the handle cooler and more comfortable to hold when cooking on the stovetop. Interior 18-10 stainless with aluminum disc in bottom for even heat distribution, magnetic stainless bottom design for induction use. Cookware is suitable for all type of stove, gas, electricity, ceramic top, include induction, Dishwasher safe Oven safe to 500F, Glass lid is not suitable for oven use.