This Skyrail Quercetti set includes 6 long and 11 short suspension and roller coaster replacement parts. The parts are made of durable plastic and are compatible with Quercetti brand marble run sets. The set is suitable for ages 8 and up.

The packaging for this item is not included, but the parts are in good condition and ready to use. The theme of the set is roller coaster, which adds an exciting element to any marble run construction. This set is perfect for building and experimenting with different designs, and provides endless hours of fun for kids and adults alike.