Item Type: Finger Gyroscope_x000D_ Material: Metal _x000D_ Size: Approx. 5 x 5 x 2cm / 1.97 x 1.97 x 0.79in(1-2cm)_x000D_ Appropriate Age: Over 3 Years Old 1Reduce Pressure: Fingertip gyroscope toy can release stress and reduce anxiety, which is very suitable for people with ADD and ADHD. 2Easy Play: Hold the center sides of the gyroscope with one finger and rotating with the other hand, after practice can be used with one hand. 3Portable Size: Metal finger gyroscope toy is small in size and light in weight, easy to carry and can be played in home, office, bus, etc. 4Widely Use: Decompression gyroscope can make people focused and thoughtful, suitable for children, teenagers, adults, seniors, etc. 5Excellent Metal: Finger gyroscope made of metal material, exquisite and delicate, which has smoothing surfaces without burrs.Please allow 1?2cm error due to manual measurement. Thanks for your understanding.1 x_x000D_ _x000D_ Finger Gyroscope 1 x Storage Box