Description
Large Reusable Cotton Fermentation Cap (20–30 cm)
Designed for bigger batches, this extra-large fermentation cap fits containers with a 20–30 cm diameter, making it ideal for salad bowls, large jars, and wide-mouth fermentation vessels.
Made from double-layer, dense-weave 100% cotton cheesecloth, it allows natural airflow while protecting your ferment from dust and insects. The secure elastic edge keeps the cover firmly in place without restricting breathing.
Hand-cut and machine-sewn for durability, this washable and reusable cap is a sustainable, plastic-free solution for kombucha, sourdough starters, kefir, and vegetable ferments.
Features:
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100% cotton cheesecloth (dense weave)
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Double-layer design for added protection
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Fits jars 20–30 cm in diameter
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Breathable, food safe, and reusable
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Hand-cut and machine-sewn
A simple, reliable solution for clean, natural home fermentation.




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