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 3 1/5-quart sauté pan is made of 90% copper and 10% 18/10 stainless steel. Suitable for most stovetops, oven-safe. Features a long, cast-stainless steel riveted handle that stays cool to the touch on the stovetop and a secure-fitting lid with loop handle that helps trap heat, moisture, and nutrients. Hand wash to clean. Measures 20” x 9-2/5” x 2-4/5”; limited lifetime warranty. Made in France by Mauviel.