This 6pc. mixing bowl set has (1)1Qt, (1)1.5Qt and(1) 2.5Qt nesting bowls. Each bowl includes a lid with size indicator. Glass is Oven, Microwave, Frig/Freezer, Dishwasher safe. Non-porous glass won't absorb odors, flavors or stains. Clear glass allows you to watch your food as it cooks and stores safely in the refrigerator.