These fabric bowl covers are not only ideal for sourdough proofing but also for covering tea jars and other containers. The elastic material maintains its stretch, providing a tight seal that prevents liquid spills. The multi-functional design makes them suitable for a wide range of applications, from baking to everyday use. Features -Color:Blue -Material:Fabric -Size:11.00X11.00X0.20cm/4.32X4.32X0.08in -This set of covers is designed to snugly fit jars with diameters between 3 to 4 inches, ensuring a reliable and adaptable cover for a variety of container sizes in your kitchen. -These versatile covers can be used for different types of cups and jars, making them a practical and essential addition to any kitchen setup, enhancing convenience and organization. -The covers retain their elasticity over time, providing a secure fit that prevents spills and helps maintain the freshness of your stored items, ensuring they stay in optimal condition. -Suitable for both baking and tea jars, these covers are made from breathable fabric that promotes proper airflow , making them ideal for a range of culinary uses. -These covers a for fermentation, which is essential for achieving sourdough results every time, making them a must-have for any baking enthusiast. Package list: 4 x Sourdough Jar Cover