The construction truck toys set includes dump truck,lift truck, mixer truck, trailer,A highly recommended birthday party,holiday, home decoration, travel toys, party favors, festival gifts,for 3 4 5 6 year old boys girls toddlers. PULL BACK CARS - No batteries needed, just pull it back, then release your hand, car can run a long distance. Separate the cab and the traction compartment, and then open the tailgate to transport the vehicle down. PERFECT SIZE FOR SMALL HANDS - Our engineering vehicle toys are made of ABS materials and safe non-toxic plastic. Perfect mini car toys toddler boy toys designed for 3-6 year old kids' small hands to hold and push, very handy to carry wherever you go, not too big or small. 100% friendly for children. REALISTIC CONSTRUCTION TRUCKS - The working parts of 4 vehicles can be rotated and moved, which make your little architect more realistically feel the fun of building his own base. You can lead your kids to learn construction knowledge, simulate transport the sand and other materials in the construction site, inspire their imagination, build their own construction base.