Sturdy Tree : It is made of wood material, sturdy, safe, and smooth without , no harm to children's skinFun For Groups: The tree marble run is large enough for several children to use at once while also teaching how to share and take turnsHow to play: Drop the ball from a high place and follow each piece of colorful leaves, the tree will make the sound of "ding ding" music, simple and fun to play, bringing pleasure to the toddlersDevelop Intelligence and Skills: This educational toy can improve children's intelligence, fine motor skills and sensory skills. The bright colors can attract children's attention and train their awareness of color, so it will be a great gift for your childrenGreat Gift: It can be used as a great Birthday Thanksgiving gift for kids ages 3 4 5 6 7 8, which will put a big smile on their cute little face Specification: Material: Wood Size Chart: 22cmx73cm/8.66inchx28.74inch Package Includes: 1 Set Marble Ball Toy Wooden Tree Toy 12 Balls Note: Please allow slightly errors due to manual measurement and different monitors.