Marble Racetrax marble track booster pack extension 8 sheets

Build the ultimate Marble Racetrack marble track parts with this expansion pack. Easy-to-build interchangeable parts allow you to build your own custom arrangements. This pack contains extra expansion for all Marble Racetrax marble tracks. If you want extra options in addition to the basic set, the Expansion pack is a good extension. There are 8 sheets of sturdy cardboard in the basic set. Suitable for children from 7 years. This extension set can only be used in combination with one of the Marble Racetrax marble tracks. This set does not contain marbles.