Quercetti Skyrail XL wall rail marble track Build your own Skyrail on your wall with this set from Quercetti. Attach the elements to the wall with special Patafix glue. This glue is easy to remove from the wall without damaging it. Follow the examples in the instruction book or let your imagination do the work. The marble track contains various playful elements, making it extra fun to follow the marble as it rolls over the track. Specifications: Package dimensions: 23 x 26 x 6 cm Material: plastic Age: 4-10 Contents: 8 Track parts 3 Marbles 4 Sets of Patafix stickers