Stacks within 12" / Non-porous, easy to clean surface / Up to 50% Lighter than ceramic bakeware / Oven, Microwave, Refrigerator/Freezer, Dishwasher safe A new lightweight glass bakeware material brings exciting features and benefits to you, while making cooking and entertaining easier. At half the weight of traditional ceramic bakeware, SimplyLite is easier to handle from the oven and while passing food at the table. Made in the USA of Vitrelle glass, the bakeware has a super smooth non-porous surface that makes for easy food release and is dishwasher safe so cleanup is effortless. The entire SimplyLite collection of bakeware, glass and plastic lids nest and stack within 12" for space-saving Storage in limited cabinet space.