For Tea guests, it will hold 10 to 16 oz of Darjeeling and green teas. Coffeevac’s have a unique patented vacuum closure system, our 2-way valve, allows the carbon dioxide from the beans to slowly escape, without letting oxygen in. Solid and tinted models protect light sensitive beans and tea leaves. Coffeevac’s save you money and guarantee smooth rich coffee flavor. The multi-use 16 oz Coffevac can also be used for most dry & wet goods. Store conveniently on the countertop, in the pantry, the fridge, or the freezer.