The truck has 4 floors. When folded, it can hold several small cars without the need for extra space to store them. When deployed, it''s a cool trailer and launch vehicle. Different design for different use. Comes with road signs and stickers. Children can not only put stickers on the truck independently to cultivate their hands-on ability; they can also use road signs to understand traffic common sense and effectively develope cognitive ability. It is a truck that can launch cars and also a trailer that can carry several cars; the four-layer design makes it easy to store and fun to play.