2 Pack metal anti-gravity gyroscope colorful spinning top gyroscope balance toy educational gift How to use: 1.One end of the drawstring goes through the small hole of the middle shaft 2.The rotating shaft is made to uniformly rotate the shaft 3.A little force can make the gyroscope rotate Warm note: Make sure the base is flat. This is a pure mechanical structure, so no lubrication as bearings, when the gyroscope is rotating, the base of it can have a little shake. Specifications: Material: stainless steel Package includes: 2 x Metal gyroscopes Suit to: teenager aged over 14 years old.
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