Viking Professional Multi-Ply 4-Piece Cookware Set 4-piece set includes 3-quart sauce pan with lid and 3-quart saute pan with lid 7-ply construction consisting of 18/10 stainless steel and aluminum alloys for fast, even heating Long ergonomic handles come riveted for strength and stay comfortably cool on the stovetop Stainless-steel lids, each with riveted loop handle, help trap heat, moisture, and nutrients Oven-safe to 600 degrees F; washing by hand recommended; limited lifetime warranty