GraviTrax Pro: Starter Set Extreme number of players Every detail has been thought

Every detail has been thought out to create a special bond between baby and your little one

A bright disco ball at the top projects multi-colored party lights onto walls and ceilings

Box Size: 6

Blankets and a warm cup of peppermint tea await you back at base camp

With endless possibilities and challenges

GraviTrax Pro: Starter Set Extreme number of players Every detail has been thoughtDiscover the ultimate in marble run fun with GraviTrax Pro: Starter Set Extreme. This pro set allows you to design and build your own marble run tracks, providing endless possibilities for creativity and learning. With high quality materials and advanced features, this set takes your GraviTrax experience to the extreme.