Gear connection designEach gear has one or more bearings. Brass gear aluminum frame high quality bearings. Long rotation time 2-4 minutes. Easy to carry simple endless fun effective concentration of attention and deep thinking. Stress Anxiety ReliefGreat fidget toy for fidgeters ADHD anxiety putting to the point autism. Smart choice for the office workspace school college home and even for local commuting or travel. Fingertip Finger SpinnerThe way this spinner top of the fingertips can be manipulated is endless. You can flick it drop and rotate it balance horizontally and the small movements will produce huge unpredictable results endless rotation by the perpetual motion. How to use Hold the turntable with one hand and rotate/stop with the other hand. Improve the attention of children and adults compatible with ADHD add OCD and autism. A great toy for pet lovers. It is very suitable for lines meditation calendar giving up bad habits convincing conversations etc. Great GiftOur mechanical fidget spinner toy can be used as a brilliant birthday festival gift or other special holiday gifts for your friends kids parents Cool Multi-shape Make Fidget Spinner much attractive more fun Features: Durable aluminum alloy structure processed Handles and arms are not easy to break when 'they fell. The pendulum design uses precision hybrid ceramic bearings. This allows for ultra-smooth rotation and less friction rotation. Stress relief - great for relieving anxiety relaxation staying awake hyperactivity attention deficit disorder autism and other attention disorders. Help you calm down while you're stressed kill time while you're bored. Packing List: Delivery Quantity: 1 piece