100% brand new and high quality Easy to Operate - You can let your kid use the sticker sheet to make every piece of domino symbolic. Then put the dominoes into the sleeve and insert the domino sleeve into the purple slot. You can change the train's route by switching the green botton on the train. Full of drama and creativity. Safe Quality - Made of plastic, odorless and nontoxic, circular arc edges, no burr, smooth finish, firm and durable. Passed a rigorous testing and certification process, 100% children-safe. Cautions: chocking hazard Adult supervision required for children under age of 3. You just need to use 2 AA batteries (not included) to operate the locomotive, super fun for your kids to play. Perfect Gifts - Our train domino set can effectively encourage children development of STEM such as promoting spatial thinking abilities, stimulating color recognition. And it is a perfect Halloween, Thanksgiving, Christmas, New Year and birthday gift for your kids. Package Included: 1 x Domino Train Set Note: 1. Due to the different monitor and lighting effect, the actual color of the item may be slightly different from the color shown on the pictures. 2. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm) Thanks for your support :)