100% brand new and high quality
Novel Stress Relief toys, unlike other Stress Relief toys
One set includes a controller and four small steel beads.
By repeatedly changing the orbit, the ball can run in the orbit continuously.
One steel ball is the simplest and four are the hardest. Challenge it!
By playing it, can train one’s concentration, coordination and reaction speed.
Adults and children both like to play it, relieve pressure and relax mood.
WARNING:This toy is not suitable for children under three years old because of small parts.