Pickle Pipe for Wide Mouth Jar - Fermentation Airlock (4 Pack)

Use this one-piece, self-sealing, silicone and water-less airlock with wide mouth mason jars to enjoy ferments without the need to burp your jars! These fermentation toppers are 3.3 inches in diameter and precisely fit wide mouth mason jars. MORE INFORMATION The Pickle Pipe makes fermenting vegetables easier than ever! Keeping oxygen out of fermenting vegetables is crucial, but you also need to allow carbon dioxide to escape to prevent jars from exploding. If you don't want to deal with water airlocks, this is the airlock for you! It's self-sealing, waterless, one piece, and made of silicone. These fermentation toppers are 3.3 inches in diameter and precisely fit wide mouth mason jars. 3.3 inches in diameter x 0.5 inches tall Each box includes 4 waterless, self sealing, one-piece fermentation airlocks. The one-way valve design vents off gas created during fermentation, without allowing oxygen to enter the jar. Works with any regular-mouth mason jar and band (band not included) Materi