1.VACUUM SEALING FOR MAXIMUM FRESHNESS Keep the freshness of your food for longer periods of time with the vacuum food storage. The vacuum seal locks in taste and nutrients and keeps your food fresh and delicious. 2. ConstructionMade of materials, this storage box is designed to withstand daily use and maintain its durability over time. It is built for long life and lasting performance. 3.Convenient onehanded operation: The lid of this storage box is equipped with a userfriendly button port that allows easy opening and closing with one hand. It provides convenience and efficiency when accessing your stored food. 4.Compatible with vacuum pump: With a vacuum pump system, this storage box is compatible with vacuum pumps for efficient food preservation. Use it with a vacuum pump to extend the shelf life of your food and minimize waste. 5.Leak Proof Seal for Extra ProtectionThe thick sealing ring of the storage box is a 360 sealing package, which effectively protects your food from dust, moisture and insects. Even if the box is reversed, your food will stay and fresh. 6.Specifications: