Crafted from premium 410 stainless steel with BPA- silicone gaskets, these canisters are engineered for safe, everyday use. The hermetic airtight rubber seals create a secure closure that effectively protects your ingredients from moisture and air exposure, keeping flour, sugar, tea, spices, and more fresher for longer. The transparent lids provide instant visibility of contents, eliminating the need to open containers while searching for ingredients. With a generous 4.7" opening that accommodates standard measuring scoops and a one-piece construction, cleaning is effortless—simply wipe with a damp cloth or place in the dishwasher for deeper cleaning.