Description These mason jars sealing rings can fit and seal well with the mouth of the jar, avoiding air entering the can and liquid flowing out of the jar, so as to keep your fruit, vegetables, jams, sauces preserved. Made of premium materials, simple structure, easy to use and replace, can bring you much more convenience. Features - Color: White -Material:Silicone - Size: 8.60X8.60X0.30cm/3.38X3.38X0.12in - These seal rings for mason jars are made of premium material, durable to use for long time. - Practical mason jars rings are easy for you to replace the gasket and keep your food clean and safe inside the canning. - Suitable for most ordinary mouth cans or jars of proper diameter, good to store your fruit and vegetables, self-made food and so on. - Good workmanship, excellent sealing effect, these mason jars sealing rings will not easy to slide. - Perfect for fridge storage, pantry storage, transporting food or beverage without leaking, home made fermenting lids, etc. These seal rings for mason jars are made of premium material, durable to use for long time Practical mason jars rings are easy for you to replace the gasket and keep your food clean and safe inside the canning Suitable for most ordinary mouth cans or jars of proper diameter, good to store your fruit and vegetables, self-made food and so on Good workmanship, excellent sealing effect, these mason jars sealing rings will not easy to slide Perfect for fridge storage, pantry storage, transporting food or beverage without leaking, home made fermenting lids, etc