This DIY assembly engineering vehicle excavator set lets kids build their own construction toy from scratch. Each box contains 12 pieces, all made from durable plastic, and the set comes in convenient storage bottled packaging. Designed for children ages 3 to 6, it encourages hands-on creativity and fine motor skills as little ones put the excavator together. The finished vehicle is perfect for imaginative play, whether digging in sand or pretending on a job site. This item is sold wholesale by the box.