Vacuum Sealed ContainerThe manual vacuum seal glass coffee bean jug feature ensures that your stored items remain fresh for a longer period of time by preventing air from entering the canister.MaterialThis vacuum seal canister is made of glass, ensuring durability and longevity.Easy to Use Tightening the lid and pressing the large button on the lid several times until the button stays pressed and a vacuum is created inside the container. When vacuum is not needed, just press the small button to release the vacuum. Versatile UseMulti purpose glass storage jar is suitable for storing coffee beans, tea leaves, cereals, candies, chocolates, sugar and a variety of sauces and dressing.Elegant AppearanceThe airtight food box adds a touch of elegance to your kitchen, making it not only functional but also a stylish addition to your kitchen or pantry. Specification: Material: GlassDiameter: 10.5cm/4.13inch Size Chart: 500ml: Height: 10cm/3.94inchOr900ml: Height: 14cm/5.51inchOr1200ml: Height: 18cm/7.09inchOr1800ml: Height: 23cm/9.06inch Package Includes: 1Airtight Storage Container