Features: 1. Soft and Breathable: Sour dough bread proofing cover - Breathable fabric allows for proper airflow while keeping unwanted insects and debris out, ensuring a clean and successful fermentation process; Elastic edges ensure a snug fit, keeping dough safe and allowing for optimal Excellent fermentation and aeration. 2. Multifunctional Use: Our sourdough jar cloth covers band are elastic and compatible with most fermenters on the market. Meanwhile, the product isn’t just for making bread, it’s also great for brewing kombucha. 3. Easy To Clean: The Sourdough starter jar cover surface is very easy to clean, you only need to put in detergent, gently rub the surface can be clean, cleaning is very convenient. (Tip: Please replace the cloth cover with a new one regularly, as long-term cleaning and use can easily breed bacteria) Specification: Color: linen color Material: cotton linen Product Size: diameter: 8-10cm/3.15-3.94 inch; height: 2.54cm/1 inch Package details: 4Pcs x Sourdough Bread Starter Jar Cloth Covers Note: 1. Due to manual measurement, the size and weight may have a certain error. 2. Due to the difference between monitors, there may be a slight color difference.