These building bricks are made of ABS environmentally friendly materialfor children which is safety to use. 3 kinds of modeling you can install the modeling you prefer but cannot install 3 kinds at the same time. A variety of dolls are free to simulate and developing kid's creativity and imagination.Recommended age for children over 6 years old. Manufacturered by Micnaron. Multiple combinations are more fun vehiclesland and sea are chasing criminals in all directionswhich is domineering. The City building toys is a best gift for the children on Party Birthday Graduation Childrens DayChristmas or any other occasions. Building blocks children all over the world love to play.This city police set has 27 different ways of playing and 8 dolls with 792 pieces police building sets.