Quercetti tubation maze marble track Build your own marble track with this set of Quercetti. Follow the examples in the instruction book or let your imagination do the work. The marble track has bends and straights, which makes it extra fun to follow the marble when it rolls over the track. The parts are transparent, so you can see exactly where the marble is. Specifications: Color: multicolor Gender: junior Package dimensions: 40 x 32 x 7 cm Material: plastic Packing language: Italian, English, French, German, Spanish, Portuguese Play language: all languages Age: 4-9 Quercetti code:4168 Content: 16 Curves 16 Straights 2 Crossings 2 T splits 6 Marbles 1 Instruction book