CorningWare 6109046 French White 5-Piece Serving Bake and Serve Set Glass and plastic lids make cooking, serving, and storing easy and convenient Durable stoneware material designed for use in oven, microwave, refrigerator, and freezer Corningware material resists chipping and cracking Non-porous surface does not absorb food odors, flavors, or stains 1-year warranty on stoneware; 2-year on glass covers