All the components in this 7-piece set offer superb heat conductivity and distribution.  You won't get ""hot spots,"" so food cooks evenly.  Set includes 10"" fry pan, 2-quart covered sauce pan, 3-quart covered sauté pan and 8-quart covered stock pot. Stainless steel exterior layer with a band of copper for accent.  The pan has a copper core surrounded by two layers of aluminum and a stainless steel cooking surface.  Polished stainless steel handles stay cool during cooking and are secured with sturdy, non-corrosive rivets.  Stainless steel lid fits flush to pan so you can seal in the food's flavor.  Hand washing is recommended.