The hand crafted copper Single Crystal wind spinner will keep you mesmerized. As the outer copper spinner spins, the inner crystal ball also moves. Even a small breeze makes it all spin and dance in the wind. As the wind increases, the spinning increases. It is absolutely delightful to watch. No Assembly Needed. Comes ready to hang. High Quality - This wind spinner will bring you relaxing joy for many years. NOTE: Each Wind Spinner comes with a Swivel S-Hook for easy hanging and smooth spinning with the slightest breeze.