Just hang your Rainbow On Board Sun Catcher™ on any sunny window in your home, your office or your car. At night, your Rainbow Sun Catcher™ will turn into a glittering spectral jewel. They're safe and unbreakable... powered by light for rainbow fun day or night. Great for kids and adults of all ages. Comes with a vinyl rubber suction cup attached for easy hanging. Approximately 6 ½" X 5 ½" Heavy plastic coated paper board. Holographic lens.