Mauviel, a French family business established in 1830 and located in the Normandy town of Villedieu-les-Poeles, is the foremost manufacturer of professional copper cookware in the world today. Highly regarded in the professional world, with over 170 years of experience, Mauviel offers several different lines of copper cookware to professional chefs and home cooks that appreciate the benefits of their high quality products. Professional cooks can attest that copper cookware is an essential part of every cookware collection as it is 2X more conductive than aluminum and 10X more conductive than stainless steel. This advantage makes copper the very best material for cooking, as it is unsurpassed in its ability to heat up evenly and rapidly and to cool down quickly, allowing for maximum control and great cooking results. CUPRINOX Style, combines two efficient materials, a thick 2 mm copper exterior and a very thin stainless steel interior The copper exterior makes up 90% of the sandwiched materials and provides for great conductivity. The stainless steel lining is easy to clean and very durable. CUPRINOX Style products offer non -drip edges and stylish and ergonomically designed cast stainless steel handles that are "stay cool". The handles are attached to the bodies by sturdy stainless steel rivets. CUPRINOX Style is resistant to high temperatures and scouring pads on the interior and is the ultimate copper range by Mauviel. It comes with a limited lifetime warranty for household use only.