Cuisinart PCT19-20 Copper Classic 3-3/4-Quart Saucepan with Lid Copper exterior conducts heat quickly, evenly Aluminum core extends up sides for even cooking and heat retention 18/10 stainless-steel interior won't discolor or corrode and is stick-resistant Tight-fitting lid; tapered rim for drip-free pouring; riveted handle Lifetime warranty against defects