Ball Fermentation Kit with Wide Mouth Quart Jar (32 oz.)
Mason jar fermenting lids, one-way airlock valve for wide-mouth jars - Silife365
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Amazon.com: laffeya Fermentation Lids, Airlocks for Fermenting, 4 Sets Fermentation Kit for Wide Mouth Mason Jars, Stainless Steel Fermenting Lids for Making Sauerkraut, Pickle, Hot Sauce (Jars Not Included): Home & Kitchen