Monster Trucks Are Coming – The LEGO Technic Monster Jam Monster Mat Dalmatian (42150) is a 2-in-1 model that allows you to build, rearrange and pull back.
Bring the excitement of the Monster Jam arena to your home – After you've had your fill of building and pulling back the Dalmatian, you can transform it into a race track for a high-speed run.
Double the fun – Transform the Dalmatian into a race track to inspire your child's spirit of adventure.
Monster Jam Stickers – Realistic graphic designs that Monster Jam fans are familiar with.
For kids 7 and up – A great birthday or Christmas gift for Monster Jam fans, or any other occasion. Develops an interest in building and engineering.
Easy-to-play size – Approx. 11cm high x 19cm long x 11cm wide
Building steps at a glance – Use the zoom and rotate functions in the LEGO Builder app to check the 3D model as you build and save your work as you go.