VACUUM AND PRESERVE MODE: Turn the top valve on these FoodSaver containers to “Vacuum” and connect your handheld sealer (sold separately) for an airtight seal that locks in freshness to keep foods fresh longer in the fridge, freezer, or pantry … Party Cutlery Desk Organizer with 4 Compartments.
https://www.amazon.com/FOODSAVER-2129973-Preserve-Marinate-Containers/dp/B08HW1WRGK