Can be used for diy music box, you can create your own unique and music box with this base. Safe material, plastic and copper material, can be used with ease and convenience. Amazed at the intricate and mesmerizing mechanical structure of the music box through the transparent base. Features -Color:Transparent -Material:Plastic,Copper -Size: 9.00X9.00X3.00cm/3.54X3.54X1.18in - The bottom is stable and flat, it can be stably placed on the desktop or any flat surface. - You can personalize your own music box present for the people you love with present messages. - Easy to DIY, you can use the clay to make some interesting shapes such as animals or plants and add them on this base. - Adoption of plastic and sturdy copper material, and long lasing use. - The clockwork movement inside allows you easily operate without spending much effort. Package list: 2 x Wind Up Bases