A zip bag, also known as a ziplock or resealable bag, provides a versatile storage solution made from flexible plastic with a convenient sealing mechanism. Users can easily open and close the bag, making it ideal for organizing and storing food, crafts, and household items. The airtight seal preserves freshness, prevents spills, and keeps contents safe from moisture and dust. People commonly use zip bags for meal prep, snack storage, travel organization, and more.