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 replaceThe old rubber seals are easy to wear out after a long time use, use these replacement silicone gasket to replace your old or sealing rings for glass airtight sealed food jars. These work wonderfully wellThe 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, , and not absorb flavors and odorsUniversal 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 containerThese 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+orangeMaterial: SiliconePackage 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.