Stainless Steel Jars Airtight Coffee Storage Container Canister Set Canister with Scoop for Coffee Beans Tea Keep Beans Fresh Product introduction : 1.A date recording ring is set on the cover to record the canning date or roasting date of coffee beans and powder. Rotate the dial to adjust the month, and rotate the rubber ring outside the disk to adjust the date. 2.The coffee beans will continuously release carbon dioxide after roasting, and the cover is equipped with a one-way exhaust valve. The one-way exhaust valve will automatically discharge the carbon dioxide produced by the coffee beans in the tank, and at the same time isolate the oxygen and water vapor outside the tank to keep the coffee Bean Best State. 3.Food grade 304 stainless steel, anti-corrosion, acid-proof and anti-rust, lock + silicone ring for strong sealing. 4.With 304 stainless steel spoon, with silicone anti-scalding and anti-slip. 5.Exquisite appearance, portable and small space, easy to store. 6.Suitable for home, office, coffee shop and other places. About size: 1.2L Size: 12*12cm/4.72*4.72in (diameter*height) 1.5L Size:12*15cm/4.72*5.9in(diameter*height) 1.8L Size:12*18cm/4.72*7.08in(diameter*height) Package Included:1*airtights food storage Notes: 1. Please allowed 1-3mm differences due to manual measurement, thank you for your understanding 2. Due to the difference between different monitors, please understand that the picture may not reflect the actual color of the item.