This set includes 12 borosilicate glass containers in various shapes and sizes, along with airtight lids featuring a silicone seal to keep food fresh while preventing leaks and odors. The containers are microwave, oven, freezer, and dishwasher safe, offering versatility for meal prep and storage. They are also stackable, saving space, and the removable silicone ring makes cleaning easy. These durable glass containers are designed for long-lasting use and convenient kitchen organization.