LED with push button: when you turn it, its LED lights will come on with one button, and when you stop turning it press the button to turn off (3 different LEDs with each press)
  FINGERS - Flick And Spin for hours with just one or both hands
PERFECT SIZE - Small enough to carry in your pocket every day, Simple - Discreet and fun to play everywhere, effective for focus and deep thinking.
EXCELLENT TOY - Spend time playing with your kids to see who is more "Thorny". Not only will your children enjoy it, but you will also be immersed in this tension-relieving game. Help your children develop their concentration
Colors -white, green, orange and yellow