Customize and design your own monster trucks! The Creativity for Kids Monster Trucks Custom Shop kit comes with 4 different trucks ready to decorate and paint. Customize your fleet and make them completely unique to you. Rev up your trucks and watch them race, roll and flip. These monster trucks measure 4.5" W x 4" H each and all four monster trucks are various colors. The Creativity for Kids Monster Truck Custom Shop contains kid-friendly, non-toxic craft materials that are recommended for ages 5+.