The Lunar Rover Metal Earth model is a laser cut model that once assembled creates a unique 3D model. The pieces are cut out of sheets of thin metal, just carefully pop out the pieces and follow the assembly instructions to create your 3D model. The Lunar Rover metal earth model is recommended for ages 14+ and measures approximately 3.54"x1.77"x 2.28" when assembled. The model does require needle nose pliers or tweezers for assembly.