BPA free and FDA approved, stain and odor resistant Glass body and a plastic lid with airtight and watertight silicone seal and four tab locking system Rectangular: 14 ounce, (2)30 ounce, 54 ounce; Square: 15 ounce, 35 ounce; Round: (2)13 ounce, 28 ounce Refrigerator, oven (without the lid), freezer, microwave and dishwasher safe (top shelf recommended for the lid) One year limited manufacturer warranty