Once assembled, it forms a colorful tree-shaped marble run—an ideal choice for children ages 3–12 Safe and Durable Materials: The wooden musical tree toy is made of natural wood, which is sturdy and long-lasting. Wooden Marble Run Set: This ball drop toy set set includes: 20 colored wooden leaves (4 colors and sizes, 5 pieces of each color and size), 8 wooden balls (4 colors, 2 pieces of each color), 2 solid wooden posts, 1 base plate, 2 screws and 1 wrench. All accessories (leaves, spheres, posts, etc.) are coated with non-toxic water-based paint, providing a fade-resistant effect.