This Cartoon Wire Harness Assembly Set is a building block kit designed for children aged 3 to 6 years, offering a hands-on construction experience that encourages creativity and fine motor skill development. The box contains 10,000 pieces, each crafted from durable material, and the set comes in a carton measuring 63 by 34 by 51 centimeters, with individual pieces packaged in OPP bags for organization. It is ideal for young builders to assemble various structures and shapes, fostering imaginative play and problem-solving. This product is sold wholesale by the box.