Glass!

Serve your casseroles or desserts in style, carry them with you when attending pot luck suppers then store any leftovers in the freezer for eating later. This set includes your favorite baking pieces with glass lids for serving at the table and plastic ones for toting or freezing. Set includes 1.5-qt. Round Dish with Glass and Plastic Lid, 2.5-qt. Round Dish with Glass and Plastic Lid and a 16-oz. Round Dish. Since 1958, Corningware has helped revolutionize cooking in America's kitchens, and has become the most recognized and respected brand of oven and bakeware in the United States. By coupling modern practicality with stylish design, Corningware products meet the needs of today's home cooks and help them prepare popular meals with a minimum of steps while making them feel great about what they serve at the table.