The Ello Everyday 18-piece Meal Prep Set includes nine glass containers in assorted sizes: (3) 1 cup round, (2) 2 cup round, (2) 3 cup round, (1) 4.5 cup rectangle, and (1) 6.5 cup rectangle glass containers, each with press fit leak resistant lids. Designed for your convenience, these containers are top rack dishwasher safe, as well as microwave and oven safe (without the lid), making them ideal for cooking, reheating, and easy cleanup. Our non-porous glass ensures that it won't absorb stains or odors, keeping your food fresh and your containers looking new. Plus, the space-saving nesting design ensures easy storage in your kitchen. Please remember to let containers cool before placing them on wet or cold surfaces.