A 3 piece set that is the ultimate food storage solution. Standing up to repeated use better than any other container, sizes range from 470ml up to 2.3ltr, each specifically designed to save space on the shelf. The unique, patented locking system makes Lock & Lock products 100% air and watertight, keeping food fresher for longer. All containers are BPA Free and go in the dishwasher, microwave (re-heating only) and freezer.