KitchenAid KC2C10NKST 5-ply Copper Core 10" Nonstick Skillet, Stainless Steel Finish, Medium Our 5-ply copper core design gives you optimum heating. Teflon platinum plus - maximum life and scratch resistant. Designed to stand up to rigorous dishwasher use. The 18/0 magnetic stainless steel base stays flat on all cooktop surfaces, including electric, gas, and induction. Oven safe up to 500 degrees