Roll the trucks along the floor for all the work that needs to be done at the construction site. It has movable wheels and scoops. The wheels have soft rubber tread which will grip the floor but will not scuff any surface. The Viking Toys Chubbies. Trucks are colorful with bold shapes that will stimulate your little ones and last forever while being very easy to clean and maintain. Size: 4 inches Long (101 mm) Ages: 12 months & up All Viking Toys can withstand 220 pounds of force (100 kg). To clean them you just have to put them on the top rack of your dishwasher.