Corningware French White 6 piece Round 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 Set: Includes 2.5qt round withGlass Cover and Plastic Cover, 1.5qt round with Glass Cover and PlasticCover