The "Stardust Royal" by Kaleidoscope Artist Joanne Jacobs has a great Purple Swirl Stained Glass Exterior that is handmade using lead-free solder. The "Stardust Royal" is triangular in shape. The interior has a 3 mirror system that looks into an oil filled cell that contains many colorful trinkets that gives you a most beautiful image. The total length of the kaleidoscope is 8" including the cell. The length of the barrel alone is 7". The barrel is 1 3/4" x 1 3/4" x 2 1/2" in diameter. The cell is 4" long and 1" in diameter. If you love stained glass you will love this kaleidoscope. Made in the USA by Joanne Jacobs.