With the 99-piece Marble Run Set M, spectacular marble run constructions can be designed by using the iconic windows of the constructions elements as a part of the track. On the fast track to the finish, the steel marbles in the Marble Run Set M even shoot through the construction blocks into completely new dimensions. The clever way of using the windows of the construction elements as a part of the track while designing spectacular marble run constructions on a single baseplate is iconic for the Marble Run Set M. For properly designed and compact tracks, the windows in the construction elements can also be installed cleverly. With this construction you lift your marble run construction literally to a new level. In the Marble Run Set M you will learn how to use this trick to build really winding tracks. The 99-piece kit contains all the components you need to build a marble run. Among the 29 run elements are slides and steep curves for the necessary speed as well as sufficient basic elements for an exciting construction. With the 63 construction elements as well as 2 tunnel adapters, you give your construction the necessary stability and with the square base plate the basis for daring heights. In addition, the set contains 4 high-quality steel marbles, with which you can try out your superstructures directly. The Marble Run Set M includes a manual with wellillustrated step-by-step instructions. All components of the Marble Run Set M are compatible with common components from other manufacturers and can therefore be creatively combined with your existing building blocks and theme worlds. Like all products from Hubelino, the Marble Run Set M is manufactured in Germany under the highest quality standards.