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High-quality Metal Ball: The material is made of aluminum alloy, sound, and sturdy. A precision-made metal ball with a fine spiral on its surface.
Interesting Interaction: Spin this round matter on the top with your fingertip, no matter forward or backward, a fascinating visual illusion will occur. Stare at the flowing helix, you may feel it is going to merge on the surface of the desk.
Relaxing Desktop Toy: This spinning ball will add some spices to your tedious work. It allows you to have a rest and ease your eyes. It is also a good buddy to those who are in high pressure, helping to relax their minds.