32oz Boston Round Glass Growler - Amber

32 oz amber Boston round growlers with airtight caps — the bottling workhorse for kombucha second ferments, homebrew, cold brew concentrate, and fresh juice. The amber glass blocks the UV light that degrades flavor and live cultures, which is why every serious brewer bottles in amber. True 32 oz capacity — a quart per bottle; a gallon brew fills four UV-protective amber glass — shields kombucha cultures, hops, and cold brew from light damage Airtight caps included — holds carbonation for fizzy second ferments Thick Boston round construction — the classic apothecary shape, built for refilling Multi-packs available — bottle a full batch in matching glass Brewing the kombucha itself? Start with the 1 gallon kombucha jar , then bottle here. See everything in the Fermentation Station .