Outland Models Railway Maintenance Platform for Station\Engine House HO OO Scale This product is created by a 3D printer Just like most other 3D-printed products, when you look at it carefully you see the printing patterns, paint can be used to cover them if you don't want them visible Assembly is easy, glue is not required but recommended Material: Plastic(PLA) Dimensions: fit for HO / OO Scale, 180(L) x 19(W) x 29(H) mm / 7.10" x 0.75" x 1.14", Platform to the Ground 19 mm / 0.75"