1. Material: wood 2. Play and learn, exercise hand-eye coordination 3. Strong, durable, playable and durable 4. Catch the ball quickly, exercise your child's reaction ability 5. 360-degree roundness and no burrs, care for your hands 6. Diaphragm design, diversified marble walking trajectory 7. Move left and right, sliding smoothly 8. Product size: 29x6x42 cm 9. Product weight: 1.5 kg