Microhearth 1-1/2-Quart Covered Nonstick 4-Piece Everyday Pan Set with Steam Pan and Muffin Pan, Light Gray 1-1/2-quart nonstick microwave cooking pan made of heat-resistant SPS plastic Converts electromagnetic waves into far infrared energy for versatile cooking without drying Ceramic-coated, painted-steel lid; stay-cool lid handle; generous side rim for convenient transport Hand-wash only with soft, non-abrasive cloth; cookbook, steam pan, and muffin pan included Measures approximately 10-1/2 by 10-1/2 by 4 inches