package 15 pieces silicone Canning Jar Lids gaskets in total Red, Orange, Green, Gray, White, fit most regular mouth cans or jars (3.75 inches), enough quantity and your families to use and replace The old rubber seals are easy to wear out after a long time use, use these replacement silicone gasket to replace your old or damaged sealing rings for glass airtight sealed food jars. These new ones will work wonderfully well The airtight fitting seals are made of eco-friendly silica gel with long-lasting durability, which is very safe and your family to use. They are free, freezer safe, heat tolerant, reusable, durable, and will not absorb flavors and odors Universal dimension: each outside diameter is 9.5 cm/ 3.75 inch and inside diameter is 6.9 cm/ 2.75 inch, it is for 0.35 Liter, 0.5 Liter, 1 Liter, 1.5 Liters, or 2 Liters container These airtight silicone gasket sealing rings are good replacements if your gaskets wear out, they can be applied for airtight sealing to keep your fruit, vegetables, jams, sauces preserved, it is effortless to wash and easy to assemble them. Colour: red+gray+white+green+orange Material: Silicone Package Contents: 15 x Silicone Gasket (3 pieces of each color) 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.