Stainless Steel - As a coffee lover, you must never compromise on the material and quality of your coffee container. containers are made of thick, high quality stainless steel to create a comfortable environment for coffee beans. Freshness is Everything - Our coffee canisters help maintain the freshness of your coffee beans by keeping air out and free of harmful oxidation with a one-way CO2 valve and 100% silicone rubber seal. Date Tracker & Free Scoop - your coffee is always fresh and not expired. You can set the storage or expiry dates with the date tracker on the lid of your coffee storage canister. Perfect Size & Scale Line - Our coffee container has the perfect capacity to store coffee beans and the scale line help you recognize when it is time to add more.