The Mighty Safe Vacuum Vault™ is a stainless steel, food grade storage container with unique reusable vacuum seal technology. The Mighty Safe Vacuum Vault™ proprietary seal technology locks in odors and seals in freshness for up to 15 days while keeping children and pets out. This amazing technology creates a vacuum seal that prohibits air from entering thus allowing food and herbs to stay fresh for weeks. Just put on the lid, press the pump 10 to 15 times and your edibles or herbs stay fresh. It’s Mighty Safe.