The balls were delivered quickly and the first thing that strikes you when you open the package is the smell. It smells unpleasantly of chemistry. At second glance reveals that the balls do not quite look like in the picture. One can see very clearly where the two parts have been glued together or welded. They also have a slightly comic form. But that in no way affect the function. When the balls have a bit located on the air, the unpleasant odor is less.
