Magnetic Spheres Spend hours creating beautiful artistic sculptures with these metal spheres and magnetic base. Place the spheres together on the base to create interesting and contemporary forms of 3D art, with literally thousands of possibilities! This makes a fabulous addition to the desk of any executive, and it is perfect for stress relief and relaxation. *Please Note, the base is magnetic, but the silver balls are not. Magnetic Spheres are suitable for ages 14+. Do not swallow. Keep away from pacemakers, phones, and other electrical devices. If swallowed, seek immediate medical attention.