4Pcs Silicone Seal Ring Replacement for Glass Jars, 3.7 Inch Outer Diameter Silicone Sealing Rings for Airtight Glass Jars, Orange

Sealing Ring Size: The total size is 10 x 9.2cm/4 x 3.6 inches, and the inner diameter is 73mm/3 inches. The package includes 9 pieces of silicone seals and is suitable for various glass jars. Silicone Material The sealing rings for canning are made of durable and flexible silicone, which is waterproof, heat resistant, provides excellent air tightness, and can be reusable. LEAKPROOF DESIGN The mason jar rings are designed to create an air tightness, preventing moisture or leakage, and maintaining the freshness and quality of the contents inside the jar. EASY APPLICATION - To use, simply place the silicone seal over the opening of the jar and secure the lid, making sure the seal is properly aligned to create a perfect seal. Versatile use: Ideal for canning, storing and preserving food, these seals are suitable for preserving fruits, vegetables, jams and other foods that require air tightness for long-term storage.