Spinner is designed in a variety of shapes and colors and comes in the form of a fan with a ball in the middle allowing it to rotate.  Lots of boys and even young people are using this game, which helps to remove tension and calm the nerves. The metal is used in the manufacture of the finger and thumb and index finger in one of the circular axes to start to rotate some of these axes covered with antioxidants that work to reduce tension and have an excellent metal cover to protect it and rotate back and forth h All you have to do the game for the longest time.