1. Truck toys (Set of 4): Include 1 Push and Go Tractor,1 Bulldozer,1 Mixer Truck,1 Dumper,a musthave toy for your child. 2. Kids Car toys,No Battery Required, 4WD SYSTEM:Push the friction car forward slightly then it go and last for quite a long distance.No battery required,children can play the vehicles ly and ly. can take the toys wherever they want to go,child's construction site, whether it's in the playroom or the sandbox. 3.Multicolored Cartoon Friction Toys: Playing this kind of colorful toys can promotes babies' handeye coordination, sensory perception,develop their imaginations and practice cooperative play. Different shapes and colors of trucks help to recognize thing and stimulate their visual development. 4. Ecofriendly, CPC certification, ASTM EN71CPSIA Test: Push and go cars is constructed of nontoxic plastic material which is up to standard CPC certification. It can be ensured and y. Strong power design ensure animal car to go for a far distance, toddler can race cars with others, establish a more intimate parentchild relationships or social relationships, bring hours of fun!