This Swiss Diamond 4-Piece Set provides the home chef with kitchen essentials: 10.25 inch Fry Pan, 9.5 inch Casserole with lid, and 11x11 inch Square Grill Pan. Swiss Diamond's patented nonstick coating is reinforced with real diamonds for excellent durability and resilience. Why diamonds? Three reasons: they are durable, they are naturally nonstick, and they conduct heat better than any metal. A perfect combination for a lifetime of cooking excellence. With this Swiss Diamond skillet, casserole and grill pan, you can cook almost any dish! Experience a truly non-stick coating - guaranteed to wash clean with just soapy warm water.