More About the ZOS Halo

ZOS Halo fits most 750ml bottles (some larger screw cap necks and oversized bottles are not compatible). Our non-toxic cartridge absorbs all the oxygen and preserves your opened bottles of wine for up to 2 months. Each cartridge lasts up to 15 bottles depending on usage. Replacement cartridges sold separately.


  • 1 ZOS Halo Wine Preserver
  • 1 Halo Testing Holder
  • 1 ZOS Cartridge
  • 2 Batteries

Product Specs:

  • Weight – 3oz (85 grams,) including cartridge
  • Size – 1.3" X 5.1" (33 mm X 129.5 mm), including cartridge
  • Materials – steel and plastic

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