We developed our Thermo-Clad™ bakeware 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, Thermo-Clad Bakeware is crafted to our precise specifications using an exclusive aluminum alloy that provides up to 35% better thermal conductivity than other aluminum-clad metal bakeware on the market. A versatile kitchen essential, this square pan is ideal for baking everything from brownies to bar cookies and cake layers. 

• Designed and developed by Williams Sonoma, and exclusively ours.
• Thermo-Clad technology ensures efficient, uniform heating with precise temperature control and no hot spots.
• 3-ply construction featuring a heat-sensitive aluminum core between a durable stainless-steel interior and stainless-steel exterior.
• Aluminum core transfers heat evenly and efficiently for best-in-class baking and roasting results.
• Side handles offer a steady grip – even when wearing oven mitts.
• Dishwasher safe.
• Limited lifetime warranty.