[Extended Freshness]: The Vacuum Coffee Canister effectively removes air, preventing oxidation and preserving the flavor of your coffee beans, grounds, loose leaf tea, and nuts for a longer period, ensuring every sip is fresh. [Safe Materials]: Constructed from food-grade, this vacuum coffee container is and lead-free. The smooth wide mouth design allows for easy access to your stored items, ensuring safety and your family. [User-Friendly Operation]: With a simple -button mechanism, maintaining a vacuum seal is effortless. Just the button for half a minute to keep your coffee beans fresh for over a week-no batteries or complicated machines required. [Versatile Storage Solution]: This coffee canister is perfect for a variety of dry goods, including coffee beans, ground coffee, loose tea, sugar, and nuts. Its stackable design and excellent light-blocking ideal for camping and traveling. Specification: A:500ml Color: As Shown Material: Glass + Stainless Steel Package Contents: 1 * Sealed jar Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.