Toystate Caterpillar Construction Mini Machines Set of 4 free-wheeling mini CAT machines. Small enough to travel and the perfect size for the little ones hands and imagination. Made of Durable Plastic and each measuring approximately 3 1/2" long x 2" high. Set includes: Dump Trucks, Bulldozers, Front Hoe Loader and Wheel Loaders. Moving and Working Parts. Perfect size for cake toppers, party favors, construction theme party supplies or just everyday child imagination fun.