Excellent teaching resource to stimulate learning related to the physical and social environment. Made of flexible, durable plastic with non-removable safety wheels. Reusable containers. All with silent wheels. This is a set of ten brightly colored and different vehicle types. They include 1 formula, 1 car, 1 pick up, 1 tractor, 1 police car, 1 dump truck, 1 rescue, 1 digger, 1 ambulance, and 1 fire truck. The wheels are dark and soft-sounding.