Big Square Medium Container, 4.2L, with stainless steel lid, BPA free. Ideal size for a 5lb bag of flour or sugar. Get an airtight seal with the press of a button. Accessories attachment on base of each lid allows to store scoops, levelers and more. Containers are stackable for optimal countertop and pantry organization. Container corners allow for easy pouring. Pop-up button serves as handle to lift off lid.