- Perfect size for a variety of marble runs, also could be sorting game
- Comes with cotton bag, easy for storage after each play
- Easy and safe for little hands to grasp, smoothly sanded and super grippy
- Set Contains: 15pcs (12 rainbow balls +3 natural balls)
- Materials: Solid Maple Wood & non-toxic water based color stain
- Diameter: 35mm
- Recommended for: 3 years+
- Warning!This product may present a choking hazard. Not suitable for children under 3 years.