Refrigerator Storage Box (2PCS)The refrigerator storage box is a dishwasher, refrigerator, microwave, pre heated oven, and freezer safe; lids are BPA free and top rack dishwasher and Microwave Safe. Airtight, secure fitting lids to keep food fresher longer. Pyrex glass is non porous, so it won't absorb food odors, flavors, or stains. You can choose from various sizes, depending on your food storage needs and they are easily stackable to save kitchen space. There are three sizes to