vacuum-packed
US /ˈvæk.juːm.pækt/
UK /ˈvæk.juːm.pækt/

1.
sealed in a vacuum to remove air, especially to preserve food
:
•
The coffee beans were vacuum-packed to maintain freshness.
•
You can buy vacuum-packed salmon at the supermarket.
sealed in a vacuum to remove air, especially to preserve food