This product can store ice cubes, fruit-infused ice cubes, desserts, homemade chocolate, and frozen baby food, ingredients, and more. Months are marked along one side of the lid, and dates are along the other side, both with slide bars to mark the dates, oz, ml, lb are engraved on the side so it is convenient to measure lid protects contents from losing its taste as well as from surrounding smells entering in. Locks moisture and oxygen from seeping in and spoiling foods. Retains freshness, including produce. Stackable and will not slip since they have lids. Keeps refrigerator and freezer organized.