Quality material: made of silica gel, these replacement silicone seals are stable and durable to use, will not absorb odor, safe for your food, making it convenient to replace washers and keep food clean in cans Shock absorption: the jar lids need a sealing ring to prevent the food from loosing in the process of use, which brings a shock absorption effect to the smooth bottles, helping storing your food in an Wide applications: the replacement silicone gasket seals are good for everyday storage, and travel, such as being applied to the storage of dehydrated food, and suitable for fridge and freezer storage, pantry storage, transporting food or beverage without leaking, home-made fermenting lids and so on Sufficient quantity: you will get 12 pieces silicone jar gaskets replacement in 3 colors, adequate quantity and different colors for and satisfy your , convenient and your families to distinguish different cans Common size: the outer diameter of the leak-proof airtight silicone gasket sealing rings is about 9.5 cm/ 3.75 inch, and the inner diameter is 6.9 cm/ 2.75 inch, general size makes it suitable for most regular mouth canning jars, keeping your homemade food, beans, cheese, vegetables and longer Colour: white+orange+red Material: silicone Package Contents: 12 x Silicone Gasket Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.