Specially Designed for Large-diameter Glass Jars: The sealing gaskets' ID is 3.5 inches, and the OD is 4.5 inches, suitable for large-diameter glass jars with mouth diameters of about 4.2-4.3 inches. The replacement is straightforward, the jar gasket is sturdy, reusable, and durable, making it an indispensable choice for renovating glass jars. PLEASE NOTE that you must confirm the size before purchasing. 6 silicone jar gaskets Airtight & Leakproof: The 6 replacement silicone seals for glass canisters are all soft and flexible to form a good sealing, and create an airtight seal for food storage. There are no leaks for even various liquids like Fruit wines, juices, milk, yogurt, sauces, and soups. 6 airtight silicone seal rings in 1 package, buy all the replacement jar seals you need at once and save even more! Safe, High-quality Material: These replacement jar silicone seals are made of quality, safe silicone. They are odorless, stable, and soft, great for food contact, and keep your food clean and safe inside the jar. They are healthier than original rubber or plastic seals. Strong enough to keep a tight seal and won’t deform easily, they can also be a good replacement for worn gaskets. Brand-new silicone jar seals for a better seal and keep things fresh! Multifunctional silicone gaskets for storage jars: These replacement silicone gaskets for canning are high-temperature and corrosion-resistant and can be used for many kinds of storage. They are easy-to-use jar seals for keeping fruits and vegetables, homemade and craft foods, nuts, herbs, flour, Pasta, beans, and many other things fresh for a long time in glass jars. Silicone sealing rings are indispensable partners for flip glass jars! Customer Satisfaction Guarantee: –Durable & Reusable & Dishwasher safe. We are committed to offering you high-quality products as well as superior service! Please let us know if any problems, We will do our best to serve you! 6 Pieces of 4.5-inch rubber Seals for Glass Jars in the Package. Soft and Safe