Safe materialHigh quality wood materials, non-toxic, safe and environmental friendly.How to playPut the little on the top of the columns, the ball will roll down to the chassis from the color chips.Children Develop ToyIt can improve children's intelligence and improve hands-on ability.Best giftThe bright colors can attract baby's attention and training their recognition about color, so it will be a great gift for your children.Features:1. High quality wood materials, non-toxic, safe and environmental friendly.2. Put the little on the top of the columns, the ball will roll down to the chassis from the color chips.3. It can improve children's intelligence and improve hands-on ability.4. The bright colors can attract baby's attention and training their recognition about color.5. It will be a great gift for your children.Specification:Item Type: Wood Puzzle ToyMaterial: WoodenAssembled Size: Approx. 8.5 x 8.5 x 21cm / 3.3 x 3.3 x 8.3inWeight: 0.2 kg / 0.4 lb(approx.)Package list:1 x Chassis1 x Column2 x Small Ball16 x Colored Wood Chips