Size 2 - 11 cups Size 3 - 16 3/4 cups Size 4 - 23 cups The Square is specially designed to optimize storage in cabinets and drawers. It works like building blocks with additional Modular Mates® containers to fit your space. The airtight, moisture-proof, and bug-proof seal keeps food fresh and safe for longer. Its large opening allows for easy filling and scooping of the contents with no mess. This container is ideal for storing staples in large quantities like flour, sugar, pasta, and rice, plus cookies, chips, ice cream cones, and much more.