Airtight Lids: Snap tight to keep food fresh and prevent leaksSpace Saving: Modular design that enables perfect stacking for compact storageDurability: Thick-walled construction for everyday useMicrowave Safe: Built-in vents allow steam to escape without removing the lidSafe Materials: Freezer-safe, top rack dishwasher-safe, BPA-free containersPantry Organizer: Ideal for pastas, baking ingredients, and other pantry staplesAll Included: Set includes four 4.7-cup food storage containers with lids, total 8 pieces