Classically styled with a polished, stainless steel exterior and a satin-finished interior, Calphalon Tri-Ply Stainless Steel cookware is designed with three layers to ensure even, consistent heating. A heavy-gauge, aluminum core surrounded by two layers of stainless steel provides excellent heat conduction for browning and enhanced control of the cooking process. Aluminum core between 2 stainless steel layers provides even heating for excellent browning and control of the cooking process. Non-porous stainless steel cooking surface is safe for use with all utensils. Elegant brushed stainless steel exterior can go from the oven or stove directly to the table. Reflective cook surface makes it easy to monitor foods as they cook and remains beautiful over time. Clear tempered-glass lids let you see food while it’s cooking and are oven safe, so you can finish covered dishes in the oven or keep them warm until ready to serve Ideal for searing and braising meats, browning meats for savory stews, and preparing delicious soups. Domed lid with inside points allows continuous self-basting for flavorful meats. Long, brushed stainless steel handles stay cool on the stovetop. All cookware is dishwasher-safe and carries Calphalon’s full lifetime warranty.