(3X) 3D Lenticular Earth, Moon and Sun Lenticular Postcard/Greetcards Set (3 Different) 3Dstereo offers over 500 different 3D or flicker postcards on Amazon - click on the words Authentic Collection above to see then Earth, Moon and Sun - 4x6 (527) Earth, Moon and Sun - 8.3" x 8.3" Ideal for sending someone special, an interesting and different postcard. Rotating Earth - 4x6