Quercetti Skyrail Otto Volante with elevator Build your own skyrail with this set of Quercetti . Follow the examples of the instruction or let your imagination do the work. The ball path are different playful elements, making it more fun to follow the marble as it rolls over the track. Let the elevator transporting your marbles and turn the wheel to load the marble on the track. specifications: Package dimensions: 45 x 38 x 9 cm Path length: 12 meters Marbles diameter: 19 mm Material: Plastic Age: 7-14 Content: 360 Track Parts 10 Marbles