Unique Mason Jar Screen Dome Lid-Sprouter,Terrarium, Dryer, More:Barn Roof Grey: 2 1/2"" dia. x 1 3/4" T. Fits any standard Mason jar. Use your Mason jar as a creative terrarium. Sprout beans, seeds, and more in any Mason Jar. Add potpourri, oils, cinnamon sticks, and other scents. Convenient ring on top allows you to hang your jar. You will definitely want several of these for a wide variety of uses. Great gift for your kids or grand-kids, so you can relate to them the special visits to the dry goods store,and a special present for your spouse who would love a good storage solution for string.Fits any regular thread Mason jar, new or old, NOT included, but available separately.Not for direct contact with unwrapped food. The Classic Mason Jar look is at home in any Country, Rustic, Early American, Industrial, or even ultra modern homes.