Bellaware Airtight Food Storage Containers with 4-Side Locking Lids, Plastic, Set of 12 4-sided locking system with silicone seal &100% leak proof BPA free food saver Microwave, freezer & dishwasher safe Space saving design Includes: 2(8oz),2(13oz),2(17oz),2(23oz),1(34oz),1(40oz),1(50oz), and 1(65oz)