The Pyrex Snapware Total Solution Glass 8-cup Tall Rectangle Container with Locking Lid is airtight, leak-proof with trustworthy lids that Snapware is known for. The 4-tab locking lids are easy to open and close. The glass is odor- and stain-resistant, and the plastic lid is BPA-free. And the containers stack with others in the collection for space-saving storage.