This is a glass sourdough jar with an aluminum lid and a cloth cover, which is specially designed for sourdough fermentation, very practical and professional. Also, the glass jar can be used as a sourdough or other baking ingredients storage jar, which is very multipurpose. Features -Color:Assorted Color -Material:Glass, aluminum, cotton and linen, paper -Size:17.50X8.50X8.50cm/6.88X3.34X3.34in -This glass jar with aluminum lid is the perfect solution for sealed and kept fresh for a long term. -It is designed to be a versatile fermentation vessel, ideal for cultivating natural yeast and fermenting a variety of foods. -The jar comes with a sturdy lid that seals tightly to keep out air and moisture, ensuring that your food stays fresh for longer. -The jar also features a convenient scale on the side, allowing you to measure your ingredients accurately. -Additionally, it comes with cloth cover, which allows your sourdough to breathe, practical for baking use. Package list: 1 x sourdough starter jar with lid 1 x cloth cover 1 x date band