Fingertip gyro sprocket

The sprocket that spins at your fingertips is not only a fun toy, but it also allows you to concentrate. This is also a beautiful decoration and gift.

The fingertip rotating sprocket is small and easy to carry. You can use it at home, office and work to concentrate or think.

Function: Stay focused, reduce stress, release inner creativity and imagination.
The perfect gift for creators, creators and creators.