Track builder offers unlimited possibilities to experiment with track building and stunts and to whiz at full speed, thanks to 7 different fantastic component packs Thanks to cross-connectors, children can perform stunts on the slopes and gg iungere exciting acrobatic actions to their own buildings; the ramp is "overturned", so it is also possible to walk the track but without doing stunts A new innovative component in gg iungere existing set or to be used by only one vehicle in 1:64 scale including hot wheels Connects to other sets and pieces from other packs (sold separately), to build original stunt tracks on endary gg The best gifts are the ideal ideas for ages 6 and up