Coffeevac Airtight Multi-Use Vacuum Seal Portable Storage Container / 250 grams / TightVacThis was specially designed for a pound of Coffee. Tea people will hold 5 to 8 oz of Darjeeling and green teas. Coffeevacs 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 defend light sensitive beans and tea leaves. Coffeevacs save you money and guarantee smooth rich coffee flavor. The multi use 8 oz Coffeevac can also be used