Storage containers feature tray lids to ensure dust-free storage and maximum protection during transport. Equipped with removable chip board dividers with foam cushioning and made from heavy duty 250lb. test, double wall corrugated cardboard. Easy to assemble with instructions included. Boxes have a clean, white exterior. Excess height cars (autoracks, Amtrak Superliner cars, etc) will not fit. These low side containers utilize space more efficiently for N Scale equipment and HO vehicles. These cases are excellent for carrying long unit trains (grain, cement, intermodal cars and up to 48 coal cars) and the engines to pull them. Measures 27 x 7 x 2-1/4" (interior) and 27-3/4 x 7-3/4 x 2-1/4" (exterior).