PlanToys Plancity Push And Pull Cargo Train The Cargo Train is a great addition to any rail set This item is compatible with the rest of the PlanCity line Under the Green Concept Design PlanToys selects only manufacturers utilizing a minimal waste concept PlanToys long-term commitment to social programs promotes healthy child development and environmental protection All PlanToys are made using chemical free, kiln-dried recycled rubberwood and designed with water based non-toxic colors as accent