Oxygen Absorbing Bottle Caps (100 Caps)

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These Oxygen Absorbing caps have a special liner that absorb oxygen in the bottle head space. This helps reduce the oxidation that happens during the bottling process, keeps your home brewed beer tasting fresher, and can extend the shelf life. Since they activate when wet don't wet or sanitize them in advance of your bottling session. (100 per pack) 26mm