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Custom manufactured, perfectly sized, straight-walled glass jar with a specially designed lid that keeps contaminants out but lets air in — plus a rubber o-ring to mark your starter’s pre-expansion level after feeds. Jar volume is 700 ml (slightly smaller than 3 cups). Dimensions with lid: 5.5" H x 4" Diameter
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🇺🇸 Ship from USA · On Agora since 2026
$13.89