101 oz – 3 liter container is 100% leak-proof and keeps food fresh 2 times longer. The clip and close lids feature an integrated seal to ensure no gaps or food traps. The patented, unique seal is 100% leak proof and airtight, keeping food fresher for longer. Stackable lids, freezer, dishwasher and microwave safe, make storage efficient and secure. Oven safe borosilicate glass base is oven safe to 420C. Lid is not to be used in the oven. A great size for baking lasagna for a family of 4. Alternatively, keep cooked food fresh and ready to heat up in the oven without the need for changing dishes.