Description:

Pendulum Ball: So some simple assembly work is needed before using it. After you have assembled it, you will play it with a great sense of accomplishment.
How to Use: To make the balls move, just push it slowly with the supplied strip, then gently loosen it.
Desk Office Decoration: Show some character and express your science and physics with this decorating of your office space.
Educational Toy: Use this in class and share with your friends and family the exciting physics and science.
Quality Materials: Made of durable metal material, also good for birthday gifts and toy.

Specification:

Material: Wood Base
               Metal Stand
               Solid Steel Ball
Size: 23cmx14cmx17cm/9.06inchx5.51inchx6.69inch

Package Includes:

1 Metal Cradle Balance Ball

Note:

Please allow slightly errors due to manual measurement and different monitors.