Fermentaholics Patented Silicone Fermentation Stretch Lids, 4 Pack

Fermentaholics Patented Silicone Fermentation Stretch Lids, 4 Pack

Instantly turn your wide-mouth mason jars into small-batch fermentation vessels. Our silicone fermentation stretch lids are designed to grip the top of all standard sized wide mouth mason jar, creating an airtight seal. Each lid is equipped with a one-way pressure release valve; this waterless airlock allows carbon dioxide to escape during fermentation without allowing oxygen into your fermenter, protecting your batch from outside contaminants.

Fermentaholics Silicone Fermentation Stretch Lids

Fermentaholics Silicone Fermentation Stretch Lids

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Fermentaholics Silicone Fermentation Stretch Lids

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Fermentaholics Silicone Fermentation Stretch Lids