Caterpillar CAT Mini Machine Construction Toy Truck Mini Machine Set of 4, Dump Truck, Bulldozer, Wheel Loader and Excavator Free-Wheeling Vehicle Sand Box Toy Children Cake Toppers Party Favors Let's play trucks! Great fun in the sandbox and doing road construction anywhere! Caterpillar Cat Mini trucks are great for Grandma's house or anywhere you travel. Small enough to put in a pocket and go. Need a cake topper or party favor? You got it! Just add a little boy or girl, some dirt and imagination and you'll have hours and hours of fun! Heavy Duty plastic with wheels that roll.