Using your O Scale Custom Painted Brass US Hobbies C&O Triple Hopper is easy. Just place it on your model train track and let it roll! When handling the model, be gentle as it's a fragile item. To keep it in good condition, store it in a cool, dry place. Avoid exposing it to extreme temperatures or humidity. If you need to clean the model, use a soft, dry cloth. Do not use any harsh chemicals or abrasive materials. If you have any questions or concerns about your purchase, feel free to contact us.