CorningWare Creations 4-Piece Set, Onyx Large open handles allow for easy, safe handling 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 4-Piece Set, includes 1-each 1-1/2-quart, 2-1/2-quart Round Casserole, Covered, Onyx