Hummer has a good reputation of its fashionable outline and advance technology on civil use and military affairs areas. Our 3D puzzle model is the most similar one than the original one. After finish spelling install, the 3D Hummer puzzle will give you the perfect outline together with the moving device. It is good for your collection even on display and use. The material is consisted of 3 layers, cardboard both outside and the PS material in the middle. It is safe, recycle, and no toxic. The difficulty of the model for spelling installation is medium grade, 3 stars.