描述
- Amazing Optical Illusion - A precision machined globe, simply revolve it to create a mind-bending 360° optical illusion of continuously flowing helix, and the optical illusion changes along with direction and speed of rotation, looks like continuously flowing helix would merge into a surface of tabletop
- Inspire Creativity or Relieve Stress - Made to be a piece of kinetic art, perfect for creators, makers, thinkers and anyone who wants to inspire inner creativity and imagination, relieve stress or simply relax. Also great for fidget, autism, depression, anxiety, ADHD, staying awake and other attention disorder issues, like nail biting, insomnia, smoking, leg shaking, etc
- Easy to play - Simply place it on your desktop and give it a spin to create a mind-bending 360° optical illusion that the groove, or line, is moving up or down. It appears that the continuously flowing helix would merge into the surface of table
- Perfect gift choice - Want to surprise someone? We believe optical illusion is a unique way to bring excitement to anyone. We believe our visual illusion ball can be an idea Christmas gift, New year gift , birthday gift or Other festival present
- Recommendations crowd - Cool stuff for kids, teens, adults, girls and boys,women and men. You may revolve it as a single unit or stack them together to make it more impressive, play with it at home, at the office, on the trip, on the plane, for fun or to kill boredom
Color:Black
Tips 1.Do not Spin too fast: The optimal rotation time is about 20 seconds, and you will enjoy the best optical illusion. 2.There is a running-in at the beginning (noise, rotation time may short), after use noise will disappear and rotation will be longer. 3.The base and the ball body are designed to be separated to ensure you can clearly see the secret of the ball Size : 2.1 x 1.81 inches Rotation time : 60 to 120 seconds Package included 1×Visual illusion ball (The base and the ball body are designed to be separated to ensure you can clearly see the secret of the ball)
