Commercial Quality Stoneware, Thick wall, high pressure casing produces a material that is highly impact resistant to chips and cracks Heavy Weight, Virtually Non-Porous, Will Not Absorb Moisture or Odors and does not stain Oversized, easy to grip side handles allow for save, oven to table handling High thermal shock resistance allows the product to go from freezer to the oven or Microwave Oven Dishwasher Safe, Weight: 2.5 lbs., Manufacturer: Cuisinart