It's cute to bring to school or to work as a lunch container and a lunch bowl! The snap tight lids will help keep all your food fresh and secure while they are stackable for easy storage. Dishwasher, microwave, refrigerator, and freezer safe! Snap tight lids. BDA Free. Includes 5 glass bowls and 5 lids, which totals up to 10 pieces. Sizes: 3 oz (100 mL), 7 oz (220 mL), 10 oz (320 mL), 17 oz (510 mL), 34 oz (1000 mL).