We developed our new Thermo-Clad(TM) cookware drawing on over five decades of culinary experience, designing every element to provide years of great results in your kitchen. Available only at Williams Sonoma, this roaster is crafted to our precise specifications using an exclusive aluminum alloy that provides up to 35% better thermal conductivity than other aluminum-clad metal cookware on the market. The pan efficiently roasts meat, poultry and vegetables and is also ideal for making savory gravies and pan sauces on the stovetop. Designed and developed by Williams Sonoma, and exclusively ours. Thermo-Clad(TM) technology ensures efficient, uniform heating with precise temperature control and no hot spots. Combines a polished magnetic stainless-steel exterior with an exclusive aluminum-alloy core for efficient heat conduction. Low slanted sides promote uniform browning and even cooking. Nonreactive cooking surface is ideal for deglazing pan and making gravies and sauces on the stovetop. Flared rim helps ensure dripless pouring. Upright loop handles are comfortable to grasp, even with bulky oven mitts. Includes a flat stainless-steel roasting rack to elevate foods for even cooking. Ideal for all types of cooktops, including induction. Dishwasher safe. Limited lifetime warranty.