Pyrex Bakeware 4-Piece Set Great for lasagnas, casseroles, cakes, breads, and cobblers Pyrex glass is safe in the oven, microwave, refrigerator, freezer, and dishwasher Pyrex glass is non-porous, so it won't absorb food odors, food flavors or food stains Clear glass allows you to watch your food as it cooks Made in the U.S.A.