Santoro Interactive 3-D Swing Card, Butterflies Greeting Card Innovative and carefully created miniature work of art in a dynamic 3D interactive card 6-inch wide x 8-inch tall Fully assembled, opens to form incredible 3 dimensional shape that is made up of multiple moving parts that allow the objects in the center to swing back and forth Can be personalized with a message and sent as a greeting card, no additional postage required Unique ground breaking design also makes them a perfect paper collectable 3-Dimensional Swing Card is an interactive piece of art that delights the recipient Card features multiple moving parts that allow the objects in the center to swing The beauty and intricate design of this card makes it a special greeting that can be displayed and enjoyed Card comes ready to open out into awe-inspiring 3-dimensional shape Swing Card is 6-inches x 8-inches and no additional postage is required to mail, making it quick and easy to send one to brighten someone's day