Norpro KRONA 4 Quart Everyday Pan with Straining Lid 18/10 stainless steel constructuon. Dual sieve straining lids, ideal for straining vegetables,potatoes, and pastas. Everyday use for high volume cooking Tri ply encapsulated base incorporates 2 layers 18/10 stainless steel with an aluminum core layer. Ensures even heat conductivity, even heat distribution and no hot spots. One pot does all the work