Classic Stardust Stained Glass Kaleidoscopes, By Artist, Joanne Flatow-Jacobs. Classic Stardust is 8" long with a 2 1/2" diameter barrel. The oil filled tube is 4" long and 1 1/4" diameter across. Hand made from a beautiful Black /Blue Iridescent Glass. A real Value and Staff Favorite for size color and infinite combinations produced by the separate sliding object cell.