Made of premium wood material, the solar system puzzle toy is safe for kids to play with. It is great for developing hand-eye coordination, logical thinking and creativity. The toy are sturdy enough with smooth edges, it is safe for kids to play. Wonderful gift for your little kids. Features -Color:Light Brown -Material: wood -Size: 13.00X13.00X11.00cm/5.11X5.11X4.32in -Note: The battery is Not included. - Having the smooth surface and round edges, not easy to hurt kids delicate skin. - This model makes your kids or students practice their operational ability while they are thinking. - Contribute to their curiosity on the solar system so that improving their geography grades. - This product is made of wood with workmanship, the for your kids. - The model contains the sun, the earth, the moon, very practical for teachers to use. Package list: 1 x Set of Space System Assembled Toys