Capacity: 32 oz (approximately 946 ml), large-capacity design, suitable for multiple batches of sourdough starter preparation or fermenting a larger quantity of dough in a single batch. Material: Made from high-borosilicate glass, featuring excellent heat resistance, acid resistance, and alkali resistance. It can withstand high-temperature sterilization processes without releasing harmful substances that could affect sourdough fermentation, ensuring safety and health. Packaging: Elegant paper box packaging effectively protects the fermentation jar during transportation and can also be given as a gift to baking enthusiasts. Product Features Clear Graduations: The jar features precise graduation markings, allowing users to accurately measure and add ingredients such as flour and water, control fermentation ratios, and produce consistently high-quality sourdough bread. Excellent Sealing: Equipped with a sealed lid and a sealed structure, it effectively blocks external air, maintains a stable fermentation environment inside the jar, prevents contamination by foreign bacteria, and helps retain fermentation gases to promote dough fermentation. Wide-mouth design: The wide-mouth design allows users to easily insert and remove dough, and is also convenient for cleaning, as hands can be directly inserted into the jar for wiping or rinsing. Included mixing spoon: The jar comes with a dedicated mixing spoon made of silicone, which is soft and gentle on the jar. The spoon's size is designed to fit the fermentation jar, making it convenient for users to mix dough inside the jar and easily remove fermented dough. Suitable scenarios Home baking: It is an ideal tool for making sourdough bread at home, suitable for baking enthusiasts to try making various sourdough bread delicacies at home and enjoy the fun of making their own bread. Professional baking: For small bakeries or professional bakers, it can also be used for small-scale sourdough starter cultivation and dough fermentation, helping to control the fermentation process and quality. Usage and Maintenance Instructions Usage Instructions: Before use, rinse the fermentation tank and mixing spoon with warm water, dry thoroughly, and then use. Add the required ingredients in the correct proportions to the tank, mix thoroughly, seal tightly, and place in an environment with suitable temperature for fermentation. Maintenance Tips: The fermentation tank can be washed in a dishwasher or by hand. Avoid using sharp tools to scrape the tank surface. After cleaning, dry thoroughly or air-dry before storing to prevent water residue. If not in use for an extended period, store the fermentation tank and mixing spoon in a dry, cool place.