Features: 1.Made of nontoxic and tasteless material which are sturdy enough and do not tear easily so good for children. The die-cuts are smooth, allowing for easy assembly 2.Hit the game: the ability to exercise your child39;s hands and brain 3.Linkage reaction: Rotate any gear, the other two gears will follow 4.strengthen the control of the child39;s opponent39;s power and complete the action better. 5.The surface is smooth and there are no burrs. Parents don39;t have to worry that the child will be injured while playing game. Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Description: Material:ABS Size:as the picture shown Package List: 1*toy set