For airtight, watertight and leakproof food storage, try the 12-Piece Airtight Food Container Set by OXO. Six BPA Free food storage containers and six tight fitting lids are included with this set, which can be taken to and from work and school without leaking! The unique lids seal securely with one simple motion - just lift up the white frame to open, and push down to close. This secure seal keeps leftovers fresh and prevents liquids from leaking, even during transport. The clear lids allow multiple viewing angles and the containers stack efficiently. All parts are microwave, freezer and top-rack dishwasher safe, BPA-free and the lids come apart for thorough cleaning!