This 3D Galaxy crystal ball music box is a perfect gift for kids and adults. It plays the inspirational melody of "Canon". The crystal ball with the wood base will rotate when the music is on.The music box is made of a Real Crystal Ball with high quality wooden base. Sturdy material, beautiful design, lovely craftsmanship- perfect for any music box collector. Diameter of crystal ball: 2.7in(7cm), it means you can hold the Galaxy in your hand, very delicate with exquisite 3D carving technology.