Advanced Vacuum Sealing TechnologyThe Premium 07gal27L Vacuum Seal Containers use advanced sealing technology to extract air and create a vacuum environment This effectively prevents moisture spoilage oxidation and loss of flavor extending the shelf life of your food up to several times and preserving its original taste and texture Time Dial for Easy TrackingEach container lid is equipped with a time dial allowing you to easily record and check the storage date of your food This feature helps you avoid forgetting or confusing the freshness of your stored items ensuring that you always use the freshest food first and maintain food safety Time Dial for Easy TrackingEach container lid is equipped with a time dial allowing you to easily record and check the storage date of your food This feature helps you avoid forgetting or confusing the freshness of your stored items ensuring that you always use the freshest food first and maintain food safety Dry and Clean StorageEach container comes with a builtin drainer which separates excess water and keeps your food dry and clean This is ideal for storing wet goods like kimchi sauerkraut marinated meats and pickled vegetables as well as dry goods like cereals snacks and seasonings Easy to Use and StackThe handheld vacuum sealer is simple to operate making it an essential tool for anyone who wants to preserve the freshness of their food The containers are designed to be stackable saving valuable space in your kitchen refrigerator or pantry