Description Made of silicone, the sealing rings for mason jar lids provide a reliable and flexible fit. Over time, old silicone seals can wear out, so replacing them helps maintain a tight seal, ensuring food stays fresh and containers perform effectively. These replacement rings are practical and essential for everyday kitchen use. Features - Color: White - Material: Silicone - Size: 9.20 x 9.20 x 0.50 cm / 3.62 x 3.62 x 0.20 in - Flexible silicone construction allows for easy installation on mason jars and other storage containers - Stretchy design ensures a secure fit on jar lids - Helps create a leakproof seal to preserve food freshness - Durable silicone material suitable for regular kitchen use - Safe for use in refrigerators, freezers, pantries, and for transporting food or beverages without leaks Package List 40 x Silicone Gaskets for Jars