Diguo Coffee Storage Canister Premium Quality Stainless Steel Bean Container for Better Tasting Coffee - Vacuum Seal Vents Away Co2 Gas Coffee Bean Storage Tanks (500g/16oz, Blue) The stainless steel design of this container is made to be stylish and practical yet tough enough for the rough-and-tumble of kitchen life. The date wheel on the lid lets you keep track of freshness. Stop flavor loss - Store your beans in a premium coffee container. Moisture, air, light and CO2 destroy the rich flavor of your coffee. Coffee container locks away the flavor of your coffee by forming a vacuum tight seal which still allows harmful CO2 to be vented out. Airtight coffee bean storage with built-in valve never needs to be replaced. Ensures your coffee is stored in optimum conditions meaning you can keep enjoying the best taste experience possible. Total coffee bean storage solution - The coffee vault blocks out air, light and moisture to seal in the flavor. Keeps both whole bean and ground coffee fresh. Taste the difference in one week!